{"https://codexery.com/animal-biology-and-behavior/e/part-1/rapid-eye-movement-sleep/": {"t": "rapid-eye-movement-sleep", "s": ""}, "https://codexery.com/mental-health-psychology/e/part-1/dream/": {"t": "dream", "s": ""}, "https://codexery.com/psychology/e/part-1/mind/": {"t": "Mind", "s": "The totality of mental phenomena, conscious and unconscious."}, "https://codexery.com/human-anatomy/e/part-1/human-body/": {"t": "human-body", "s": ""}, "https://codexery.com/human-anatomy/e/part-1/endocrine-system/": {"t": "endocrine-system", "s": ""}, "https://codexery.com/animal-biology-and-behavior/e/part-1/siesta/": {"t": "siesta", "s": ""}, "https://codexery.com/biochemistry-and-nutrition/e/part-1/melatonin/": {"t": "melatonin", "s": ""}, "https://codexery.com/biochemistry-and-cell-biology/e/part-1/adenosine-triphosphate/": {"t": "adenosine-triphosphate", "s": ""}, "https://codexery.com/human-anatomy/e/part-1/skeletal-muscle/": {"t": "skeletal-muscle", "s": ""}, 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"s": ""}, "https://codexery.com/animal-physiology-morphology/e/part-1/homeothermy/": {"t": "homeothermy", "s": ""}, "https://codexery.com/symptoms-and-sensations/e/part-1/fever/": {"t": "Fever", "s": "Fever is a common symptom of an anti-infection defense mechanism."}, "https://codexery.com/physiology-anatomy/e/part-1/sense/": {"t": "Sense", "s": "Biological systems for gathering and processing environmental information."}, "https://codexery.com/physiology-metabolism/e/part-1/thermogenesis/": {"t": "Thermogenesis", "s": "Heat production in metabolism across animals and plants."}, "https://codexery.com/flowering-plant-families/e/part-1/araceae/": {"t": "araceae", "s": ""}, "https://codexery.com/plant-families-taxonomy/e/part-1/cycad/": {"t": "Cycad", "s": "Ancient seed plants with cones, slow growth, and specialized pollinators."}, "https://codexery.com/aquatic-wetland-plants/e/part-1/nelumbo-nucifera/": {"t": "nelumbo-nucifera", "s": ""}, 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Hebb", "s": "Father of neuropsychology and neural networks"}, "https://codexery.com/emotions/e/part-1/feeling/": {"t": "feeling", "s": ""}, "https://codexery.com/animal-physiology-morphology/e/part-1/lateral-line/": {"t": "lateral-line", "s": ""}, "https://codexery.com/taxonomy-evolution/e/part-1/family-taxonomy/": {"t": "Family (taxonomy)", "s": "Taxonomic rank between order and genus in Linnaean classification."}, "https://codexery.com/primates/e/part-1/western-lowland-gorilla/": {"t": "Western lowland gorilla", "s": "Smallest gorilla subspecies, critically endangered, known for tool use."}, "https://codexery.com/sensory-systems/e/part-1/retina/": {"t": "Retina", "s": "Innermost light-sensitive layer of the eye, part of the central nervous system."}, "https://codexery.com/miscellaneous-birds/e/part-1/grey-parrot/": {"t": "grey-parrot", "s": ""}, "https://codexery.com/animal-biology-and-behavior/e/part-1/shoaling-and-schooling/": {"t": "shoaling-and-schooling", "s": ""}, "https://codexery.com/extant-reptiles-amphibians/e/part-1/monitor-lizard/": {"t": "monitor-lizard", "s": ""}, "https://codexery.com/philosophical-concepts/e/part-1/experience/": {"t": "Experience", "s": "Conscious events and the knowledge they produce."}, "https://codexery.com/languages/e/part-1/language/": {"t": "language", "s": ""}, "https://codexery.com/philosophers-and-logicians/e/part-1/thomas-nagel/": {"t": "Thomas Nagel", "s": "American postanalytic philosopher known for philosophy of mind, ethics, and political philosophy.", "i": "https://codexery.com/philosophers-and-logicians/img/part-1/thomas-nagel.webp", "c": "Nagelt · via Wikipedia: Thomas Nagel · CC BY-SA 4.0"}, "https://codexery.com/historical-figures/e/scientists/douglas-hofstadter/": {"t": "Douglas Hofstadter", "s": "Cognitive scientist, author of Gödel, Escher, Bach, and discoverer of Hofstadter's butterfly."}, "https://codexery.com/philosophical-concepts-and-theories/e/part-1/mind-body-problem/": {"t": "Mind–body 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"behaviorism", "s": ""}, "https://codexery.com/philosophers/e/part-1/jerry-fodor/": {"t": "Jerry Fodor", "s": "American philosopher who shaped philosophy of mind and cognitive science."}, "https://codexery.com/biology-concepts/e/part-1/natural-selection/": {"t": "natural-selection", "s": ""}, "https://codexery.com/historical-figures/e/scientists/daniel-dennett/": {"t": "Daniel Dennett", "s": "American philosopher and cognitive scientist"}, "https://codexery.com/primates/e/part-1/rhesus-macaque/": {"t": "Rhesus macaque", "s": "Widely distributed Old World monkey used in medical breakthroughs."}, "https://codexery.com/historical-figures/e/notable/carl-sagan/": {"t": "Carl Sagan", "s": "American astronomer and influential science communicator."}, "https://codexery.com/seafood/e/part-1/octopus/": {"t": "Octopus", "s": "Eight-limbed, intelligent mollusc of the order Octopoda.", "i": "https://codexery.com/seafood/img/part-1/octopus.webp", "c": "albert kok · via Wikipedia: Octopus · CC BY-SA 3.0"}, "https://codexery.com/optics-and-photonics/e/part-1/iridescence/": {"t": "Iridescence", "s": "Color that shifts with angle, caused by light interference.", "i": "https://codexery.com/optics-and-photonics/img/part-1/iridescence.webp", "c": "Furnaminaly · CC BY-SA 4.0"}, "https://codexery.com/ecology-and-behavior/e/part-1/sexual-selection/": {"t": "sexual-selection", "s": ""}, "https://codexery.com/european-scientific-pioneers/e/part-1/robert-hooke/": {"t": "robert-hooke", "s": ""}, "https://codexery.com/birds/e/part-1/flamingo/": {"t": "flamingo", "s": ""}, "https://codexery.com/common-plants-and-crops/e/part-1/orchid/": {"t": "orchid", "s": ""}, "https://codexery.com/bigcats/e/part-1/leopard/": {"t": "leopard", "s": ""}, "https://codexery.com/biology-concepts/e/part-1/instinct/": {"t": "instinct", "s": ""}, "https://codexery.com/animals/e/mammals/african-lion/": {"t": "African Lion", "s": "The pride-living apex predator of Africa's grasslands and savannahs, listed as Vulnerable since 1996."}, "https://codexery.com/biochemistry-and-nutrition/e/part-1/melanin/": {"t": "melanin", "s": ""}, "https://codexery.com/human-anatomy/e/part-1/eye/": {"t": "eye", "s": ""}, "https://codexery.com/electromagnetism-and-radiation/e/part-1/ultraviolet/": {"t": "ultraviolet", "s": ""}, "https://codexery.com/coral-reefs/e/part-1/coral/": {"t": "coral", "s": ""}, "https://codexery.com/extant-reptiles-amphibians/e/part-1/olm/": {"t": "olm", "s": ""}, "https://codexery.com/biology-concepts/e/part-1/habitat/": {"t": "habitat", "s": ""}, "/e/animal-behavior/animal-migration/": {"t": "Animal migration", "s": "Seasonal long-distance movement found across all major animal groups."}, "https://codexery.com/birds-of-prey-and-waterbirds/e/part-1/arctic-tern/": {"t": "arctic-tern", "s": ""}, "https://codexery.com/animal-physiology-morphology/e/part-1/fish-fin/": {"t": "fish-fin", "s": ""}, "https://codexery.com/invertebrates/e/part-1/echinoderm/": {"t": "echinoderm", "s": ""}, "https://codexery.com/species-libinia-emarginata/e/invertebrates/libinia-emarginata/": {"t": "Portly spider crab (Libinia emarginata)", "s": "Source-cited species reference: taxonomy from WoRMS, biology from SeaLifeBase, occurrence map from GBIF, description from Wikipedia.", "i": "https://codexery.com/species-libinia-emarginata/img/invertebrates/libinia-emarginata.webp", "c": "Image from the USGS (click on \"Mud 9\"). · via Wikipedia: Libinia emarginata · Public domain"}, "https://codexery.com/materials-and-states-of-matter/e/part-1/surface-tension/": {"t": "surface-tension", "s": ""}, "https://codexery.com/other-invertebrates/e/part-1/gerridae/": {"t": "Gerridae", "s": "Insects that walk on water using hydrophobic legs and surface tension."}, "https://codexery.com/classical-mechanics-and-dynamics/e/part-1/lift-force/": {"t": "lift-force", "s": ""}, "https://codexery.com/rodents-small-mammals/e/part-1/sugar-glider/": {"t": "Sugar glider", "s": "A small gliding possum with a restricted 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"/e/animal-behavior/bird-migration/": {"t": "Bird migration", "s": "Seasonal movement of birds between breeding and wintering grounds."}, "/e/animal-behavior/fish-migration/": {"t": "Fish migration", "s": "Fish migrate for feeding or spawning, often over vast distances."}, "https://codexery.com/lines-hemispheres/e/part-1/northern-hemisphere/": {"t": "northern-hemisphere", "s": ""}, "https://codexery.com/birds-of-the-arctic/e/part-1/barnacle-goose/": {"t": "barnacle-goose", "s": ""}, "https://codexery.com/ecology-and-behavior/e/part-1/circadian-rhythm/": {"t": "circadian-rhythm", "s": ""}, "https://codexery.com/coastal-marine-geology/e/part-1/intertidal-zone/": {"t": "intertidal-zone", "s": ""}, "https://codexery.com/physical-ocean-floor-features/e/part-1/antarctic/": {"t": "Antarctic", "s": "Polar region surrounding the South Pole, governed by treaty."}, "https://codexery.com/canadian-cuisine/e/part-1/capelin/": {"t": "capelin", "s": ""}, "https://codexery.com/invertebrates/e/part-1/locust/": {"t": "locust", "s": ""}, "https://codexery.com/canids-and-hyaenids/e/part-1/wolf/": {"t": "wolf", "s": ""}, "https://codexery.com/society-and-culture/e/part-1/nomad/": {"t": "Nomad", "s": "Mobile communities moving for food, pasture, or trade."}, "https://codexery.com/geology/e/part-1/earth-s-magnetic-field/": {"t": "earth-s-magnetic-field", "s": ""}, "/e/animal-behavior/copulation-zoology/": {"t": "Copulation (zoology)", "s": "Animal sexual behavior where male introduces sperm into female."}, "https://codexery.com/reproduction-development/e/part-1/reproduction/": {"t": "Reproduction", "s": "Biological process producing offspring from parent or parents.", "i": "https://codexery.com/reproduction-development/img/part-1/reproduction.webp", "c": "MAKY.OREL · CC BY 4.0"}, "https://codexery.com/relationships-and-human-sexuality/e/part-1/promiscuity/": {"t": "Promiscuity", "s": "Practice of frequent or indiscriminate sexual activity with 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"https://codexery.com/species-ophioblennius-atlanticus/img/fish/ophioblennius-atlanticus.webp", "c": "Quintín Muñoz · via Wikipedia: Ophioblennius atlanticus · GPL"}, "https://codexery.com/fish/e/part-1/anglerfish/": {"t": "anglerfish", "s": ""}, "https://codexery.com/injuries-and-conditions/e/part-1/atrophy/": {"t": "atrophy", "s": ""}, "https://codexery.com/reproduction-development/e/part-1/sperm/": {"t": "Sperm", "s": "Male gamete that fuses with egg to form a diploid zygote.", "i": "https://codexery.com/reproduction-development/img/part-1/sperm.webp", "c": "Destination Kaikōura · CC BY 4.0"}, "https://codexery.com/marine-invertebrates/e/part-1/sea-urchin/": {"t": "sea-urchin", "s": ""}, "https://codexery.com/seafood/e/part-1/clam/": {"t": "Clam", "s": "Edible bivalve molluscs that burrow in sand or mud."}, "https://codexery.com/ecology-and-behavior/e/part-1/primary-production/": {"t": "primary-production", "s": ""}, 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"https://codexery.com/grateful-dead/e/places/san-francisco/": {"t": "San Francisco", "s": "Where the band struggled to capture live energy on tape, yet found a home that fueled their legend."}, "https://codexery.com/communication-and-media/e/part-1/speech/": {"t": "speech", "s": ""}, "https://codexery.com/linguistic-concepts-and-phenomena/e/part-1/language-acquisition/": {"t": "language-acquisition", "s": ""}, "https://codexery.com/countries-and-regions/e/part-1/new-england/": {"t": "new-england", "s": ""}, "https://codexery.com/animals/e/birds/american-robin/": {"t": "American Robin", "s": "North America's most abundant landbird, a red-breasted thrush and one of the first voices of dawn.", "i": "https://codexery.com/animals/img/birds/american-robin.webp", "c": "via Wikipedia: American robin · see source"}, "https://codexery.com/cities/e/coastal/amsterdam/": {"t": "Amsterdam", "s": "Venice of the North"}, "https://codexery.com/birds-of-the-arctic/e/part-1/common-murre/": {"t": "common-murre", "s": ""}, "https://codexery.com/birds-of-subantarctic-islands/e/part-1/king-penguin/": {"t": "king-penguin", "s": ""}, "https://codexery.com/miscellaneous-birds/e/part-1/honeyguide/": {"t": "honeyguide", "s": ""}, "https://codexery.com/game-birds-and-waterfowl/e/part-1/partridge/": {"t": "partridge", "s": ""}, "https://codexery.com/geology-earth-surface/e/part-1/permafrost/": {"t": "permafrost", "s": ""}, "https://codexery.com/plant-biology/e/part-1/shrub/": {"t": "Shrub", "s": "A woody perennial plant with multiple stems, shorter than trees."}, "https://codexery.com/lines-hemispheres/e/part-1/latitude/": {"t": "latitude", "s": ""}, "https://codexery.com/feathers/e/part-1/down-feather/": {"t": "down-feather", "s": ""}, "https://codexery.com/microbiology-and-cell-biology/e/part-1/microorganism/": {"t": "microorganism", "s": ""}, "https://codexery.com/bird-anatomy/e/part-1/cere/": {"t": "cere", "s": ""}, "https://codexery.com/rodents-small-mammals/e/part-1/prairie-dog/": {"t": "Prairie dog", "s": "Herbivorous burrowing ground squirrels of North American grasslands.", "i": "https://codexery.com/rodents-small-mammals/img/part-1/prairie-dog.webp", "c": "Joe Ravi · via Wikipedia: Prairie dog · CC BY-SA 3.0"}, "https://codexery.com/bird-families/e/part-1/alcedinidae/": {"t": "alcedinidae", "s": ""}, "https://codexery.com/birds/e/part-1/albatross/": {"t": "albatross", "s": ""}, "https://codexery.com/mountain-ranges-and-massifs/e/part-1/andes/": {"t": "andes", "s": ""}, "https://codexery.com/indigenous-peoples-of-the-world/e/part-1/micronesians/": {"t": "micronesians", "s": ""}, "https://codexery.com/ethnic-groups/e/part-1/polynesians/": {"t": "polynesians", "s": ""}, "https://codexery.com/rivers-of-the-world/e/part-1/nile/": {"t": "Nile", "s": "Longest river in the world, central to African history and civilization."}, "https://codexery.com/nonfiction-and-reference/e/part-1/natural-history-pliny/": {"t": "Natural History (Pliny)", "s": "Roman encyclopedia covering the natural world and human life."}, "https://codexery.com/notable-mountains-and-peaks/e/part-1/mount-everest/": {"t": "mount-everest", "s": ""}, "https://codexery.com/australian-cuisine/e/part-1/emu-meat/": {"t": "emu-meat", "s": ""}, "https://codexery.com/cultural-and-historical-regions/e/part-1/southern-united-states/": {"t": "southern-united-states", "s": ""}, "https://codexery.com/birds-of-the-arctic/e/part-1/brant-goose/": {"t": "brant-goose", "s": ""}, "https://codexery.com/peninsulas/e/part-1/taymyr-peninsula/": {"t": "Taymyr Peninsula", "s": "Northernmost mainland Eurasia, rich in indigenous cultures and ecology."}, "https://codexery.com/straits-channels-and-seas/e/part-1/wadden-sea/": {"t": "Wadden Sea", "s": "Intertidal zone with rich bird life and UNESCO World Heritage status."}, "https://codexery.com/rivers-and-seas-of-the-world/e/part-1/baltic-sea/": {"t": "Baltic Sea", "s": "The world's largest brackish water basin, an arm of the Atlantic enclosed by nine countries.", "i": "https://codexery.com/rivers-and-seas-of-the-world/img/part-1/baltic-sea.webp", "c": "via Wikipedia: White Sea–Baltic Canal · see source"}, "https://codexery.com/holarctic-birds/e/part-1/bar-tailed-godwit/": {"t": "bar-tailed-godwit", "s": ""}, "https://codexery.com/birds-of-the-arctic/e/part-1/black-guillemot/": {"t": "black-guillemot", "s": ""}, "https://codexery.com/electromagnetism-and-waves/e/part-1/magnetic-field/": {"t": "magnetic-field", "s": ""}, "https://codexery.com/geology-and-landforms/e/part-1/body-of-water/": {"t": "body-of-water", "s": ""}, "https://codexery.com/fish-and-marine-life/e/part-1/pelagic-fish/": {"t": "pelagic-fish", "s": ""}, "https://codexery.com/seafood/e/part-1/salmon/": {"t": "Salmon", "s": "Anadromous fish of the genera Salmo and Oncorhynchus, important for food and sport."}, "https://codexery.com/reef-sharks-and-rays/e/part-1/bull-shark/": {"t": "bull-shark", "s": ""}, 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"s": ""}, "https://codexery.com/ecology-and-behavior/e/part-1/keystone-species/": {"t": "keystone-species", "s": ""}, "https://codexery.com/biochemistry-and-cell-biology/e/part-1/cellulose/": {"t": "cellulose", "s": ""}, "https://codexery.com/polymers-and-macromolecules/e/part-1/polymer/": {"t": "Polymer", "s": "Large molecules of repeating subunits essential to life and industry."}, "https://codexery.com/botany-plant-biology/e/part-1/starch/": {"t": "starch", "s": ""}, "https://codexery.com/biochemistry-and-nutrition/e/part-1/polysaccharide/": {"t": "polysaccharide", "s": ""}, "https://codexery.com/nutrition-and-diet/e/part-1/nutrient/": {"t": "Nutrient", "s": "Substance used by organisms to survive, grow, and reproduce."}, "https://codexery.com/peninsulas-and-capes/e/part-1/tierra-del-fuego/": {"t": "Tierra del Fuego", "s": "Archipelago at the southern tip of South America", "i": "https://codexery.com/peninsulas-and-capes/img/part-1/tierra-del-fuego.webp", "c": "Godot13 · CC BY-SA 4.0"}}