Mammals
Birds
Fish & Amphibians
Invertebrates
Reptiles
100
Mammals have a backbone, which means they’re _____ .
vertebrates
100
Like mammals, birds breathe from the air their ____.
lungs
100
Fish breathe through their ____.
gills
100
What do all invertebrates have in common?
they don’t have a backbone
100
Most reptiles are ___ and lay their eggs on land.
oviparous
200
A tiger has a protective covering of _____ .
fur
200
Birds are covered in ___ and have ____.
feathers, wings
200
True or False: Fish live in freshwater or in sea water, and there are a few fish that can live in both.
true
200
What do some invertebrates have to protect their body?
exoskeleton or shell
200
Reptiles can’t control their body temperature because they’re ___.
cold-blooded
300
Depending on what they eat, mammals can be carnivores, ____, or _____.
omnivores, herbivores
300
Birds are oviparous, which means they ___.
lay eggs
300
Amphibians are ____-blooded vertebrates.
cold
300
What invertebrates have a soft body that is divided into many parts, and moist skin?
worms
300
Reptiles have ___ that protect their bodies.
scales
400
Mammals give birth to live babies because they are _____.
viviparous
400
True or False: All birds are carnivores.
false
400
Amphibians breathe with their lungs and absorb oxygen through their __ __.
moist skin
400
What invertebrate has a soft body, eight legs, and suckers?
octopus
400
Turtles live in water, but they ___ on land.
lay their eggs
500
Most mammals have four legs and move on land, but some have ____ to move in the water.
flippers
500
Birds have ____ that help them eat.
beaks
500
In a process called _____, baby amphibians change and grow into adult amphibians.
metamorphosis
500
Insects have an exoskeleton, and their body is divided into what three parts?
head, thorax, abdomen
500
Snakes and ___ have to replace their skin as they grow.
lizards
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