Fill in the blank
Ectothermic animals are ____ blooded.
cold
Gills
The kind of respiration amphibians rely on. (Hint: it means relating to the skin.)
Cutaneous
Amphibians live on _______ and _______.
land, water
A fusiform shape is _______ in the middle and smaller at both ends.
wide
Fish use these body parts to propel and stabilize themselves in water.
Fins
Name two examples of cartilaginous fish.
Sharks and stingrays
Cartilaginous fish have a skeleton made of ______ tissue while bony fish have a skeleton made of ______ tissue.
cartilage, bone
______ means capable of floating.
Buoyant
Bony fish are covered in ______.
Name two to three examples of bony fish.
Trout, carp, salmon
Adult amphibians breathe with ________ whereas amphibian larvae breathe with ________.
lungs, gills
________ means related to the front or underside of animals.
Ventral
What kind of body do fish have? (Hint: it helps them move in water)
Fusiform
_______ are animals (like most amphibians) that have four limbs.
tetrapods
________ fish have a swim bladder while ________ do not.
Bony, cartilaginous
Bony fish have gills with a protective cover known as an ________.
operculum
This type of bladder fills with gas and helps some fish float.
Swim bladder
This system of sense organs helps fish detect and avoid obstacles/predators and catch prey.
The lateral line
Cartilaginous fish have a _________ fin that is _________, meaning it has uneven lobes.
Caudal, heterocercal