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Mod 16 Chordates Pt2
Module 16 A/B: Animals - Chordates Part 2
| Term | Definition |
|---|---|
| Down feathers | feathers with smooth barbules but no hooked barbules |
| Contour feathers | feathers with hooked and smooth barbules, allowing the barbules to interlock |
| Viviparous | development that occurs inside the female, allowing the offspring to gain nutrients and vital substances fro the mother through a placenta |
| Oviparous | development that occurs in an egg that is hatched outside the female's body |
| Placenta | a structure that allows an embryo to be nourished with the mother's blood supply |
| Gestation | the period of time during which an embryo develops before being born |
| Mammary glands | specialized organs in mammals that produce milk to nourish the young |
| Animal behavior | any response an animal makes to changes in its environment |
| Innate behavior | inherited behavior performed correctly by all members of a species, without previous experience |
| Learned behavior | a change in behavior resulting from experience; it is not inherited |
| Fixed action pattern (FAP) | Innate behavior, triggered by a stimulus, occurring as an unchangeable sequence of actions that continue uninterrupted until completed |
| Habituation | a learned behavior in which an animal learns not to respond to a repeated stimulus that conveys little or no important information |
| Imprinting | a usually irreversible type of learning limited to a specific time period in an animal's life |
| Conditioning | a type of learning in which a stimulus or response is linked to a reward or punishment |
Created by:
MelRodriguez
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