birds

The main groups of vertebrates are

• mammals, birds, reptiles, amphibians and fish.
• Mammals, marsupials, monotremes and birds
• mammals, birds, reptiles and amphibians
• mammals, reptiles and amphibians

Which vertebrate groups are warm blooded (have a constant body temperature)?

• only mammals and birds
• mammals, birds and reptiles
• only mammals
• all vertebrates are warm blooded

An emu belongs to which vertebrate group

• Reptiles
• Birds
• Mammals
• Amphibians

Why do birds build nests?

• to care for their young
• to attract a mate
• a place to shed old feathers
• to socialize

What are the 2 uses of bird feathers?

• grooming and flight
• fighting and warmth
• warmth and grooming
• flight and warmth

What physical feature helps determine the diet of the bird?

• feet
• feathers
• beak
• sternum

A birds nearly hollow bones help it to

• store extra oxygen
• deliver oxygen to its cells
• be lightweight in the air
• defend itself against predators

Which birds do not fly?

• Seagulls
• Penguins
• Turkeys
• Peacock

Birds with exception night vision, talons and a sharp beak are...

• perching birds
• song birds
• flightless birds
• birds of prey

What is the first stage of the life cycle of birds?

• Grown Bird
• Baby Bird
• Egg