Animal Classification and Characteristics

The video tutorial explains how animals are classified into major groups based on characteristics and behaviors. It covers vertebrates like fish, amphibians, reptiles, birds, and mammals, highlighting their unique traits. Invertebrates such as sea jellies, worms, mollusks, and arthropods are also discussed. The video further explores how animals give birth, either through eggs or live birth, providing examples for each method.

What is a trait in the context of animal classification?

• A group of animals that share the same color

• A specific diet an animal follows

• A type of habitat where an animal lives

• A behavior or physical characteristic passed from parents to offspring

Which of the following is NOT a characteristic of fish?

• They breathe through gills

• They lay eggs

• They have slippery scales

• They are warm-blooded

What distinguishes amphibians from other vertebrates?

• They give live birth

• They hatch from eggs and often live in water as young

• They have dry, scaly skin

• They have feathers and can fly

Which of the following is a characteristic of mammals?

• They have scales

• They feed milk to their young

• They have feathers

• They lay eggs

What is an invertebrate?

• An animal with a backbone

• An animal that lives in water

• An animal without a backbone

• An animal that can fly

Which of the following is NOT an example of an invertebrate?

• Spider

• Sea star

• Crocodile

• Butterfly

What is a characteristic of arthropods?

• They give live birth

• They have feathers

• They have a hard covering outside their body

• They have a soft body

Which group of invertebrates includes animals with soft bodies and often hard shells?

• Worms

• Sea jellies

• Arthropods

• Mollusks

How do most reptiles reproduce?

• By budding

• By splitting

• By giving live birth

• By laying eggs

What is a key difference between egg-laying animals and those that give live birth?

• Live birth animals are always mammals

• Egg-laying animals are always smaller

• Live birth animals do not have backbones

• Egg-laying animals hatch from eggs