Related by context. Frequent words. (Click for all words.) 48 Sperm whales 47 Dust mites 47 naked mole rats 45 lizards 45 sloths 45 temperate climates 45 Migrating birds 45 bagworms 44 flightless birds 44 metabolism slows 44 larval stage 44 platypuses 43 Walruses 43 reptiles 43 iguanas 43 agaves 43 carpenter bees 43 mammals 43 Gypsy moths 42 saber toothed tigers 42 tent caterpillars 42 African savanna 42 Honey bees 42 caladiums 42 mouthparts 42 Rattlesnakes 42 gators 42 Salamanders 42 alligators 42 cassowary 41 homo sapiens 41 Kemp ridley 41 pectoral fins 41 pupate 41 yellowjackets 41 insects 41 egg hatches 41 parasitic worm 41 Orangutans 41 photosynthesize 41 nocturnal creatures 41 Sea otters 41 ripening fruit 41 limpets 41 serrated teeth 41 Farmed fish 41 leafless 41 caimans 40 pupa 40 gastropods 40 critters 40 carpenter ants 40 desiccation 40 Cicadas 40 chicks hatch 40 evolutionarily 40 herbivores 40 single celled organisms 40 caterpillars 40 Burmese pythons 40 sting ray 40 sweat glands 40 lizard 40 single celled 40 nematode worms 40 hominins 40 tyrannosaurus 40 petrels 40 flagella 40 Argentine ants 40 creature 39 pupae 39 evolutionary adaptation 39 extinct 39 setae 39 burrows 39 primordial ooze 39 multicellular organisms 39 nesters 39 bromeliad 39 bird beak 39 motile 39 stinkbugs 39 acacias 39 hibernated 39 leaf litter 39 colder climates 39 grackle 39 genetically programmed 39 species 39 periodical cicadas 39 insect larvae 39 warm climates 39 humans 39 nocturnal animals 39 cacti 38 molted 38 moulting 38 glaciers melt 38 flying foxes 38 chiggers