Related by context. Frequent words. (Click for all words.) 57 Universität 51 elk bison 50 Helmholtz Zentrum München 50 Helmholtz Centre 49 reproductive physiology 49 Bolzano Italy 49 DVM PhD 49 Leiden University 48 Vrije Universiteit 48 Palaeontology 47 grassy plains 47 Hohenheim 46 CIRAD 46 herds 46 Wageningen University 46 Frans de Waal 46 Applied Ecology 46 Umea University 45 Svante Paabo 45 sparse vegetation 45 caribou wandered 45 DVM Ph.D. 45 bisons 45 elephants rhinos 45 Sahlgrenska Academy 45 cows sheep 45 Lee Byeong chun 45 peccary 44 grazers 44 antelopes 44 ethnologist 44 zoologists 44 Plant Physiology 44 Evolutionary Biology 44 biogeography 44 YELLOWKNIFE Once 44 Agricultural Economics 44 developmental biologist 44 bison elk 44 Umeå University 43 sheep herders 43 grazing pastures 43 veterinary pathologist 43 palaeontology 43 ibex 43 Sociobiology 43 science journal Nature 43 Limnology 43 Biology Letters 43 Biogeography 43 Poinar 43 Plant Biology 43 Linköping University 43 Biological Conservation 43 Paleoanthropology 42 Uppsala University 42 chickens geese 42 chickens pigs 42 Dairy Cattle 42 savannahs 42 Comparative Zoology 42 Animal Behaviour 42 systematics 42 Genetic Resources 42 Parasitology 42 Vertebrate 42 Inorganic Chemistry 42 parasitology 42 bluetongue virus 42 saiga 42 Salers 42 Herds 42 evolutionary biologist 42 goats sheep 41 Bacteriology 41 Anthropological 41 ruminants 41 Veterinary Diagnostic Laboratory 41 wolves roam 41 Pathobiology 41 plains 41 journal Biology Letters 41 graze 41 kraals 41 Holstein Friesian 41 Herdsmen 41 cows 41 Current Anthropology 41 arctic fox 41 paleoanthropologist 41 Crop Science 41 Trinkaus 41 herders 41 cows graze 41 D.Phil 40 anteaters 40 cattle graze 40 zoology 40 impalas 40 squirrels rabbits 40 overgrazed