Animal Behavior - CrashCourse Biology #25
Hank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do. Crash Course Biology is now ...
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Behavior is action in response to a stimulus. My cat Cameo is now responding to both an external stimulus the sound of a bag of treats, and an internal stimulus her hunger, or at least her insatiable desire for treats. Sometimes animal behavior can seem really far out, but if you look closely enough, you can see how all behavior serves a purpose to help an animal mate, eat, avoid predators, and raise young. And since behaviors can come with advantages like these, natural selection acts on them just as it acts on physical traits ensuring the success of animals who engage in beneficial behaviors, while weeding out those that do stupid, dangerous or otherwise unhelpful stuff. The most beneficial behaviors are those that make an animal better at doing the only two things in the world that matter: ...
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Behavior is action in response to a stimulus. My cat Cameo is now responding to both an external stimulus the sound of a bag of treats, and an internal stimulus her hunger, or at least her insatiable desire for treats. Sometimes animal behavior can seem really far out, but if you look closely enough, you can see how all behavior serves a purpose to help an animal mate, eat, avoid predators, and raise young. And since behaviors can come with advantages like these, natural selection acts on them just as it acts on physical traits ensuring the success of animals who engage in beneficial behaviors, while weeding out those that do stupid, dangerous or otherwise unhelpful stuff. The most beneficial behaviors are those that make an animal better at doing the only two things in the world that matter: ...
