what is instinct, not like what it is but how do animals know what to do and how does it get passed even if they never meet their parents

Question

what is instinct, not like what it is but how do animals know what to do and how does it get passed even if they never meet their parents

In: 1

Answer 1

Instincts are truly amazing, such as some of the nests birds build. The tailorbird actually will sew leaves together using grass as a thread. How does DNA wire the brain to know how to do that? We still have a lot to learn.