1. birds are most closely evolutionarily related to what other partially marine creatures?
crocodilians
marine iguanas
turtles
2. Marine mammals, and land mammals (including people), all share this characteristic that other animals don't have?
ability to breathe air
hair
a bony skeleton
3. Which of the marine organisms are commercially harvested from the intertidal zone?
mussels, none of them, snails, rockweed, oysters, all of them
1. Crocodilians are closely related to birds as they belong to reptiles (crocodilians) and are linked to birds by the connecting link Archeopteryx.
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1. birds are most closely evolutionarily related to what other partially marine creatures? crocodilians marine iguanas...
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