Seed dispersal Seeds 5 Plant Ecology 4 Biological Resources (Plant) 3 Ecology 3 Forests and Forest Trees (Biology and Ecology) 3 Nature conservation 3 more ... Seed predation 3 Animal Ecology 2 Biodiversity 2 Dispersal 2 Establishment 2 Forests 2 Natural regeneration 2 Plant Physiology and Biochemistry 2 Plant communities 2 Plant ecology 2 Seed dormancy 2 Seed germination 2 Seedlings 2 Animal ecology 1 Animal-plant relationships 1 Arid lands 1 Behaviour 1 Behaviour (Wild Animals), (New March 2000) 1 Canopy gaps 1 Climate change 1 Coevolution 1 Deserts 1 Evolution 1 less ...