Related by context. Frequent words. (Click for all words.) 48 zookeepers 47 Frans de Waal 46 Umeå University 44 okapi 44 Komodo dragon 44 Linköping University 44 Leipzig Zoo 44 lions elephants 44 Uppsala University 43 Sahlgrenska Academy 43 Knut 43 Twycross Zoo 43 zoo keepers 43 Jørgensen 42 Pruetz 42 Paignton Zoo 42 primatologists 42 zoo 42 Amur tiger 42 Umea University 42 Gu Gu 42 Leiden University 41 giant tortoises 41 chimpanzee 41 Preben 41 zoo panda 41 Comparative Zoology 41 zoologists 41 capuchin monkeys 41 rabbits guinea pigs 41 Zookeepers 41 meerkats 41 Vrije Universiteit 40 primate 40 Humboldt penguins 40 chimp 40 polar bear Knut 40 Birgitta 40 Natural History Museum 40 Helmholtz Centre 40 keepers 40 chimps 40 Carl Linnaeus 40 echidnas 39 Amur leopard 39 Olafur 39 Savolainen 39 clouded leopard 39 Margareta 39 Indohyus 39 coelacanth 39 Astrid Lindgren 39 zookeeper 39 palaeontologist 39 Lindström 39 Barbro 39 Agneta 39 Polar bear 39 Swedish 39 Jens 39 mother Mei Xiang 39 Chiang Mai Zoo 39 Gitte 39 Loro Parque 39 kinkajou 39 Vertebrate 39 Evolutionary Anthropology 39 snakes lizards 39 anteaters 38 Sydney Taronga Zoo 38 Leibniz Institute 38 Tübingen 38 musk ox 38 Rhesus monkeys 38 FC Nordsjaelland 38 Hakon 38 chimpanzees 38 panda 38 capuchins 38 Yngve 38 Palaeontology 38 Lyuba 38 herpetologist 38 Mao Mao 38 Palaeontologists 38 Zoological Park 38 Diplodocus 38 Ingemar 38 Ove 38 tranquilizer guns 38 Zoological Gardens 38 crocodilian 38 Chimpanzee 38 Zoologist 37 Animal Behaviour 37 western lowland gorillas 37 cross eyed opossum 37 lynxes 37 Birgitte 37 Moderna Museet 37 orangutan