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