Do Birds That Fly and Birds That Walk Have Similar Brains Like Humans
Andrew D. Anderson
Broschiertes Buch

Do Birds That Fly and Birds That Walk Have Similar Brains Like Humans

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Flying birds have a thick coat of down and feathers that protect their body a specialized circulatory system constricts blood flow to their specialized versatile feet, and a digestive system quickly converts food into energy that begins with the bill. Migration is genetic with cold weather destroying food. Alterations in temperature and light stimulate the pituitary and adrenal glands into releasing two hormones that encourage fat storage for fuel used in migrating. Birds that fly have the abilities to learn and use tools to solve problems. The brain in humans and birds is the seat of the mind...