Related by context. Frequent words. (Click for all words.) 53 Biogeography 50 Sinervo 50 Vertebrate 50 marine invertebrates 50 temperate forests 49 horned dinosaurs 49 Rignot 49 mammals 49 geochemists 49 feathered dinosaurs 48 terrestrial ecosystems 48 megafauna 48 faunal 48 paleoanthropologist 48 Sea otters 48 kelp forests 48 biological anthropology 47 Eric Rignot 47 Columbian mammoth 47 radiocarbon dated 47 Poinar 47 marine ecologist 47 evolutionary biologist 47 Jonathan Overpeck 47 sexual dimorphism 47 damselfish 47 Cenozoic 47 Zoologist 47 plesiosaurs 47 biogeography 47 reproductive biology 47 mammal species 47 El Niños 46 biodiversity hotspots 46 Greater Yellowstone Ecosystem 46 amphibian populations 46 Natural History Museum 46 Santa Barbara UCSB 46 morphologies 46 Brusatte 46 vertebrate animals 46 oxygen isotopes 46 avian species 46 primate species 46 invertebrate species 46 computational biologist 45 marine reptiles 45 paleoclimatologist 45 AMNH 45 mammal 45 Mammals 45 Natural History 45 breeding colonies 45 cognitive neuroscientist 45 Paleontology 45 ground sloths 45 Environmental Toxicology 45 Evolutionary Biology 44 populations 44 montane 44 baleen whale 44 apex predators 44 Animal Behaviour 44 molecular geneticist 44 ammonites 44 Linus Pauling Institute 44 Dry Valleys 44 extinctions 44 Comparative Zoology 44 ecologist 44 woolly mammoths 44 marine sediments 44 Diplodocus 44 temperate regions 44 Biological Conservation 44 coniferous forests 44 Biology Letters 44 specimens 44 conservation biologist 44 carnivorous dinosaurs 44 abundances 44 Frans de Waal 44 Planetary Physics 44 echidnas 44 freshwater ecosystems 44 evolutionary psychologist 44 isotope ratios 44 Willerslev 43 Current Anthropology 43 Palaeontology 43 Late Cretaceous 43 wildlife ecologist 43 undersea volcanoes 43 systematics 43 Ecological Analysis 43 tyrannosaurs 43 developmental biologist 43 fossils 43 geomorphology 43 species 43 taxa