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Interstellar messages Search for extraterrestrial intelligence Unsolved problems in biology Unsolved problems in astronomy Astronomical controversies Biological hypotheses Biology controversies Scientific speculation Fungi by adaptation Lichens Polyextremophiles Oligotrophs Bioindicators Polyphyletic groups Lichen Elasmobranchii Predators Sharks History of fishing Fish and humans Hunting by game Aquatic vertebrates Vertebrates Fish Outline of fish Ornithologists Bird taxonomy Outline of birds Animal classes Extant Late Cretaceous first appearances Santonian first appearances Taxa named by Carl Linnaeus Feathered dinosaurs Ornithurae Birds Bird Amniotes Reptiles Extant Pennsylvanian first appearances Paraphyletic groups Reptile Molluscs by classification Gastropods Gastropoda Apocrita Ants Extant Albian first appearances Insects in culture Ant Holomycota Organisms Fungi Fungus Kingdoms (biology) Extant Early Devonian first appearances Cryptogams Physiologists Physiology Carnian first appearances Extant Late Triassic first appearances Taxa named by Richard Owen Dinosaur Dinosaurs Dinosauromorphs Neuroimaging Brain mapping