Animals - 4th grade
Terms in this set (31)
Animals with a backbone or spine; represents 3% of all animals (i.e. reptiles, amphibians, fish, mammals and birds)
Animals without a backbone or spine; represents 97% of all animals (i.e. spiders, insects/bugs, worms and shellfish)
Traits that are passed down from parent to offspring (i.e. color of fur)
A skill that must be learned after birth (i.e. riding a bike)
One of the groups into which scientists divide living things according to their shared characteristics
The young of plants and animals
Cold-blooded, body temperature is the same as the water around them, 3 main body parts: head, body and tail. Have scales except on head and fins.
They have vertebrates; consists of 4 groups: snakes, crocodilians, lizards and turtles; they are cold-blooded and begin life on land.
They have vertebrates; consists of 4 groups: frogs, toads, newts and salamanders; they are cold-blooded and can live on both land and water. Eggs are laid in water
They have feathers, a gizzard, no teeth, strong thin bones, poor sense of taste and smell, hatch from eggs and are warm blooded.
Warm blooded and have backbones; they have fur or hair and babies are born alive. Babies feed on milk from the mother.
Mammals with pouches for carrying their young (kangaroo, opposum)
Mammals that feed mostly on other animals' flesh (Bear)
The ability of living things to adjust to different conditions within the environment
Enables an animal to search for food, investigate its surroundings or escape a dangerous situation
Animals need to do this to survive
Animals use seeing, hearing, smelling, tasting and touching to help themselves understand the environment
Animals may attack, hide or make a quick getaway to defend themselves (mimicry, camouflage, physical features, warning colors)
To imitate or resemble closely; copy
To disguise as a way to hide themselves from enemies
Use their distinct appearance or body characteristics
Use color as a way to defend off predators
The length of time from the beginning of a plant or animals life to the end of its life
The way a living thing acts
A behavior that an animal is born with does not need to learn
Animals body temperature may range from 98-112 degrees (ex. Mammals and birds)
Animals body temperature of the environment changes (ex. reptiles, fish and amphibians)
Using reflecting sound waves to locate food, commonly used by bats and dolphins
The seasonal movement of animals from one place to another, may use the Earth's magnetic field as a guide
Some aquatic animals use electric or magnetic fields to find prey, like sharks and rays
These factors include: temperature, nutrition, exposure to sunlight, disease, injury and living conditions
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