Marine Mammals: Adaptations, Behavior, and Characteristics

Marine Mammals: Adaptations, Behavior, and Characteristics

• A group of - Pod
• A whale called a(n) ______ - right whale
• Adaptations for deep diving - large amount of cholesterol
• Adaptations for deep diving - sonar for detecting the depth
• All marine mammals: - are intelligent compared to other marine animals
• All characteristics marine mammals EXCEPT: - gills
• All members suborder Mysticeti EXCEPT: - gray whale
• All members suborder Odontoceti EXCEPT: - gray whales
• All major points article Where Have Steller's Sea Lions Gone except: - Steller's sea lions decimated the salmon Alaska
• Ambergris comes from ______. - sperm whale
• Baleen plates composed of: - keratin
• Breaching name given activity of whales: - jump out of the water
• Bubble nets produced by: - humpback whales
• Fin whales feed mostly on: - krill
• In eared seals, the main propulsive force - forelimbs
• It is believed that cetaceans evolved from: - a terrestrial mammal
• Known ability to dive deep, the ____ has set 1530 cm - northern elephant seal
• Male animals that mate with and control more time are called: - polygynous
• Manatees and dugongs - Sirenia
• Manatees are found mostly in: - tropical estuaries
• Manatees feed mostly on: - aquatic plants
• Marine mammals, b/c of energy demands expend about ______ times as other organisms - 10
• Most pinnipeds mate: - annually
• Myoglobin is a protein found - stores oxygen
• One of the most favored food items - giant squid
• Pinniped means - feather footed
• Pinnipeds molt - on shore
• Sea lions and seals suborder: - Pinnipedia
• Sea otters are protected - thick fur
• Sea otters consume nearly ____% of their body weight - 25
• Spy hopping behavior - observing objects other than whales on the surface
• Spy hopping is a term given to whales - partially get their body out of the water
• Tail cocking behavior to be for - aggression
• The ____ feeds on penguins - leopard seal
• The absence of sweat glands - conserving water
• The baleen whale which carries - gray whale
• The deepest diving pinnipeds are the: - elephant seals
• The entertaining seals of marine - sea lions
• The following differences between manatees and dugongs except: - manatees' forelimbs form flippers, dugongs' do not
• The following similarities between sirenians and whales except: - diet of macrophytes
• The food of most baleen whales - plankton
• The greatest threat Florida manatees - being mauled or killed by boats
• The largest of all the whales is the: - blue whale
• The leopard seal's primary predator is called the: - killer whale
• The melon of dolphins is used for: - focusing sound pulses
• The milk of cetaceans is rich in: - fat
• The only cetaceans known to feed on warm-blooded - killer whales
• The only population of humpback whales that is showing recovery - North Atlantic population
• The Otariidae characteristics include: - both external ears and swimming with forelimbs
• The sirenians - are completely aquatic
• The structure used to amplify is a(n): - inflated proboscis
• Those marine mammals most adapted to - cetaceans
• Through evolution, the hind limbs of cetaceans - non-existent
• To reduce drag whales - external ears
• True seals characteristics include: - both lack of external ear & swimming with hind limbs
• Whales, dolphins, and porpoises all belong - cetacea
• Which of the following species is endangered? - Steller's sea lion
• Which pinniped hind limbs to walk on land? - Steller's sea lion
• Which whale is NOT a rorqual? - right whale