Surjya Kumar Saikia

ethology zoology animal behaviour neuron sensory receptor animal science database data non probability sampling random sampling cluster sampling sampling research methodlogy epidermis nerves nervous system nerve senses kornard lorenz animal behavior stimulus sensitization method learning behaviour conditioned learning ecology response stimuli survivorship mortality natality immigration emigration density earnst haeckel wallace mac arthur odum voltera lotka darwin linnaeus father of ecology blackman law of limiting factor liebig law of minimum shelford's laws of tolerance ug course research methods