Unit 1 Review

Question 1

What two names are given for each bird?

Answer 1

common name and scientific name

Question 2

How do you recognize the scientific name?

Answer 2

italicized, derived from Greek or Latin, has 2 parts: genus and species

Question 3

What are feathers made of? Where else can this be found

Answer 3

keratin:found on bird’s legs, feet, and bill als on the hair, hooves, claws, and horns of other animals

Question 4

What is the purpose of down feathers?

Answer 4

protect bird from extreme temperatures.

Question 5

What is the difference between feathers with true pigment and those with reflected light?

Answer 5

True pigment comes from melanins carotenoids, and porphyrins. Reflected light has prism-like barbs that either reflect or refract light giving the illusion of a specific color.

Question 6

What are some factors that cause a particular bird species to vary in plumage

Answer 6

age, season, gender, or environment

Question 7

What are the four main types of flying?

Answer 7

flapping, gliding, soaring, and hovering

Question 8

What is the function of a bird’s tail?

Answer 8

helps the bird to steer and brake while flying