A) Grampus griseus B) Delphinus delphis C) Tursiops truncatus D) Orcaella brevirostris
A) Clicks and whistles B) Using body language only C) By echolocation only D) Through visual signals
A) Endangered B) Vulnerable C) Least Concern D) Critically Endangered
A) Cold Arctic waters. B) Deep ocean waters. C) High salinity waters. D) Shallow freshwater and brackish waters.
A) Seaweeds B) Sharks C) Plankton D) Fish and crustaceans
A) Banning all types of fishing. B) Establishing protected areas. C) Reducing marine traffic. D) Increased fishing quotas.
A) They jump high out of the water. B) They often exhibit a unique rolling motion. C) They stay submerged for long periods. D) They glide on the surface.
A) Their rounded forehead and lack of beak. B) Their size and weight. C) Their large dorsal fin. D) Their strong jump ability. |