Related by context. Frequent words. (Click for all words.) 64 coelacanth 60 marine invertebrates 58 foraminifera 57 trilobites 56 hydrothermal vent 56 marine reptiles 56 tetrapods 56 fossils 55 feathered dinosaurs 54 giant tortoises 54 tiger sharks 54 palaeontologists 54 basking sharks 54 stromatolites 54 leatherback turtle 53 microfossils 53 seamount 53 molluscs 53 leatherback turtles 52 baleen whales 52 leatherbacks 52 marine biologists 52 crocodilians 52 reefs 52 theropod 52 gobies 52 theropods 51 sea anemones 51 seamounts 51 Humboldt squid 51 lungfish 51 guillemots 51 cetaceans 51 species 51 sea slugs 51 mammals 51 plesiosaur 51 bull sharks 51 carnivorous dinosaurs 51 sperm whales 51 limestone caves 51 gharials 50 palaeontology 50 damselflies 50 hammerhead sharks 50 megafauna 50 cephalopods 50 pterosaur 50 tyrannosaurs 50 Tiktaalik 49 crocodiles 49 Ardipithecus 49 hominins 49 Denisovans 49 reef 49 dinosaur footprints 49 mammal 49 seahorses 49 otters 49 fossil 49 sauropods 49 cichlids 49 Beringia 49 Poinar 49 tetrapod 48 archaea 48 marine sediments 48 giant squid 48 H. erectus 48 Burgess Shale 48 otoliths 48 fossilized bones 48 vertebrate species 48 avian species 48 crocs 48 primatologists 48 mammal species 48 single celled organisms 48 Late Cretaceous 48 aquatic mammals 48 geomorphology 48 sea urchins 48 shark bites 48 marine organisms 48 sticklebacks 48 Sperm whales 48 taxa 48 tidal pools 47 beaked whales 47 saltwater crocodiles 47 middens 47 Australopithecus 47 Galápagos 47 narwhal 47 fossilized remains 47 marten 47 intertidal 47 limestone cave 47 western lowland gorillas 47 gannets 47 Giant Squid