Migratory

... depends to a large extent on what you consider instinct, and the answers are probably different for different organisms. Some behaviors, such as migratory patterns in birds and mammals, are probably learned from birth. Others may be genetically-programmed, such as an instinct to avoid brightly-colored ...

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... the actual organisms, and not in the past history of it's ancestors and their adaptation?" Just some examples are the mating of salmon, or migratory patterns in animals. Birds flying south for the winter. Or how do animals know what is poisonous to eat in nature? The only other comment ...

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... of its body. Did it stop eating? I probably don't know any more than you about birds, but it can't hurt to throw out hypotheses. Maybe the migratory instinct caused it to shift its eating pattern.

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Migratory birds apparently have magnetite crystals in their heads which likely interact with the Earth's magnetic fields to give the bird a sense of direction. Not sure if there is any evidence to suggest that the environment, ...

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... fossil support, and since the main thrust of our split with chimplike ancestors was spurred by an adaptation to more open spaces and a much more migratory existence, the inference that we stayed chimplike in societal structure just doesn't seem to hold up. I'm all for guessing, but on the foundation ...

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