These fish do not have jaws like most fish, and are often parasites.
What are jawless fish?
Amphibians start their lives off here...
What is in the water?
Reptiles with _____ grow a new layer of skin and then shed the old layer.
What are scales?
Fish eat these three things...
What are algae, aquatic invertebrate and other fish?
Animals that spend part of their lives in water and part of their lives on land...
What are amphibians?
these fish have skeletons made of cartilage
What are cartilaginous fish?
The largest order of amphibians
What is anura, or frogs?
Snakes are known for their loosely attached_____, making them able to swallow prey larger than their own heads.
What are jaws?
Fish are helpful by...
What is keeping algae populations down?
As larva, amphibians are generally herbivores, but as adults they are generally __________.
What is carnivores?
95% of all fish are part of this classification of fish
What are bony fish?
The process by which an amphibian changes from larva into adult...
What is metamorphosis?
Nocturnal reptiles found in New Zealand with a third eye on their heads
What are tuataras?
Bony fish have a second set of ____ in their throats that help them chew food.
What are jaws?
In cold climates amphibians do this to survive the winter...
What is hibernate?
Bony fish have this part that fills with gases to help it float.
What is a swim bladder?
Amphibians use these parts to breath...
What are their skin and lungs?
the difference between a crocodile and an alligator
What is a crocodile has a more narrow body and snout and it is more aggressive?
Fish secrete mucus over their cells that help them with these three things...
What is protection, waterproofing, and reducing drag in the water?
legless burrowing creatures that look like worms but have vertebrate, a closed circulatory system and jaws
What are Caecilians?
Cartilaginous fish have these 2 parts that help them float in water.
What are an oily liver and fins?
Amphibians do this to help them survive on land...
What is secrete oil on their skin to keep them moist?
The hard, bony plated shell of a turtle that is made from keratin is called...
What is a scute?
Fish get rid of excess salt through these...
What are specialized cells?
These are the two nervous systems that amphibians have that help them respond to their environment...
What is a central nervous system and a peripheral nervous system?