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Aquatic mammals

Across
Most whales don’t have teeth. They strain their food through this comb like sieve in their mouth.
Although dolphins look like fish, they’re not. They have a four chambered heart, generate body heat, and have mammary glands and therefore are _______
Dolphins are meat eaters. Animals that just eat meat are called ______.
A frequent cause of injury and sometimes death to manatees occurs from humans piloting these.
All mammals use their energy to maintain a stable body ________.
Some whales have teeth. These particular whales are also known for eating seals and for their ability to leap out of the water.
Many whales eat invertebrates and algae which drift in the water as their food. What is the name for this food?
This threatened aquatic mammal is unique to Florida and lives in both fresh and salt water.
Down
All mammals including aquatic ones are _____ blooded.
Whales, dolphins and manatees are ocean going or _______ mammals.
Dolphins and whales breathe through this structure. This also helps dolphins make sounds.
Being mammals, baby whales, dolphins, and manatees drink this from their mothers.
Baby dolphins swim close to their mothers as shelter from _________ that may want to eat them.
Dolphins do not have a good sense of smell, instead they use this sense to help their hunt for food.
Manatees are plant eaters and eat mostly underwater grasses. Animals like this that eat vegetarian diets are called_________.
Aquatic mammals live in water. They need to come to the surface of the water to breath air into their _______.
These are the biggest danger to dolphins and when used for fishing can harm and trap them.