A) Enhydra lutris B) Callorhinus ursinus C) Ursus maritimus D) Phoca vitulina
A) Clams and mussels B) Seaweed and algae C) Plankton D) Fish and squid
A) Least Concern B) Endangered C) Critically Endangered D) Vulnerable
A) Overfishing and climate change B) Illegal hunting and disease C) Natural disasters and invasive species D) Habitat destruction and pollution
A) Through complex dances and patterns B) Through vocalizations and body postures C) By releasing pheromones into the water D) By using bioluminescent signals
A) Starvation B) Climate change C) Predation by other marine mammals D) Disease
A) By relying on their buoyancy B) With the help of a symbiotic relationship with fish C) By using inflatable air sacs D) With their streamlined bodies and powerful flippers
A) Through a thick layer of blubber B) By migrating to warmer waters C) By panting heavily D) By huddling together for warmth |