An animal without a backbone
invertebrate
Anything an animal knows how to do without learning it first
instinct
How do animals learn new things
1. By experience
2. from another animal
An animal with 3 body segments and 6 legs
insect
Feed their young with milk from the mother
mammal
An animal that eats plants
herbivore
A behavior or trait that is inherited from the parents
innate
What do most innate behaviors help animals with?
getting food and reproducing
Has a simple skeleton, no muscles, and no brain
Sponge
Have babies called "fry", breathe through gills and have fins
Fish
An animal that eats dead and decaying plants and animals
Decomposer
A skeleton on the inside of the body
Endoskeleton
1. embryo
2. baby
3. youth
4. adult
Has body segments, simple body systems, no hard outer shell or skeleton, and no legs
Annelid
Breathe through both lungs and gills
Spend part of their life on land and part in the water
Amphibian
An animal that eats plants and animals
omnivore
exoskeleton
What are the 4 stages of the life cycle of an insect that goes through complete metamorphosis?
1. egg
2. larva
3. pupa
4. adult
An animal that has an exoskeleton, body segments, and jointed legs
Arthropod
Incubate their eggs, and have wings/beaks/bills
Birds
An animal that eats other animals
carnivore
What is a learned behavior
A behavior that animals do not do by instinct-they must be taught
What are the 3 stages of the life cycle of an insect that goes through incomplete metamorphosis
1. egg
2. nymph
3. adult
1. Has an endo skeleton and usually a spiny skin
2. Has a soft body
3. An animal with 2 body segments and 8 legs
1. echinoderm
2. mollusk
3. arachnid
Are covered in hard, dry scales
reptile