1 ch. 9: marine reptiles, birds, & mammals marine birds
TRANSCRIPT
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Ch. 9: Marine Reptiles, Birds, & Mammals
Marine Birds
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I) Seabirds
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I) Seabirds
A) Class AvesB) Endothermic (“Warm-
blooded”) homeothermic vertebrates
C) Feathers & light, hollow bones as adaptations for flight
D) Live most of life at sea, but lay eggs on land
1) Large colonies2) Mate for life3) Take care of young
E) True seabirds have webbed feet
F) Distributed from pole to pole
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II) Penguins
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II) Penguins
A) Flightless with wings modified into flippers
B) Clumsy & awkward on land, but powerful swimmers
C) Layer of blubber beneath skin & waterproof feathers provide cold protection
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II) Penguins
A) Flightless with wings modified into flippers
B) Clumsy & awkward on land, but powerful swimmers
C) Layer of blubber beneath skin & waterproof feathers provide cold protection
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II) Penguins
A) Flightless with wings modified into flippers
B) Clumsy & awkward on land, but powerful swimmers
C) Layer of blubber beneath skin & waterproof feathers provide cold protection
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II) Penguins
A) Flightless with wings modified into flippers
B) Clumsy & awkward on land, but powerful swimmers
C) Layer of blubber beneath skin & waterproof feathers provide cold protection
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III) Tubenoses
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III) Tubenoses
A) Distinctive tube-like nostrils & heavy beaks curved at tip
B) Salt glands, which eliminate excess salt, empty into nostrils
C) Include the albatross, shearwaters,& petrels
D) Many migrate from Antarctica to the Arctic (>10,000 miles)
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III) Tubenoses
A) Distinctive tube-like nostrils & heavy beaks curved at tip
B) Salt glands, which eliminate excess salt, empty into nostrils
C) Include the albatross, shearwaters,& petrels
D) Many migrate from Antarctica to the Arctic (>10,000 miles)
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III) Tubenoses
A) Distinctive tube-like nostrils & heavy beaks curved at tip
B) Salt glands, which eliminate excess salt, empty into nostrils
C) Include the albatross, shearwaters,& petrels
D) Many migrate from Antarctica to the Arctic (>10,000 miles)
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III) Tubenoses
A) Distinctive tube-like nostrils & heavy beaks curved at tip
B) Salt glands, which eliminate excess salt, empty into nostrils
C) Include the albatross, shearwaters,& petrels
D) Many migrate from Antarctica to the Arctic (>10,000 miles)
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III) Tubenoses
A) Distinctive tube-like nostrils & heavy beaks curved at tip
B) Salt glands, which eliminate excess salt, empty into nostrils
C) Include the albatross, shearwaters,& petrels
D) Many migrate from Antarctica to the Arctic (>10,000 miles)
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III) Tubenoses
A) Distinctive tube-like nostrils & heavy beaks curved at tip
B) Salt glands, which eliminate excess salt, empty into nostrils
C) Include the albatross, shearwaters,& petrels
D) Many migrate from Antarctica to the Arctic (>10,000 miles)
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IV) Pelicans & Related Birds
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IV) Pelicans & Related Birds
A) All have webbed feetB) Pelicans have unique
pouch below their large beaks
C) Cormorants are black, long-necked divers
D) Frigate birds have narrow wings & a long, forked tail
E) Nest in large coloniesF) Guano: bird excrement
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IV) Pelicans & Related Birds
A) All have webbed feetB) Pelicans have unique
pouch below their large beaks
C) Cormorants are black, long-necked divers
D) Frigate birds have narrow wings & a long, forked tail
E) Nest in large coloniesF) Guano: bird excrement
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IV) Pelicans & Related Birds
A) All have webbed feetB) Pelicans have unique
pouch below their large beaks
C) Cormorants are black, long-necked divers
D) Frigate birds have narrow wings & a long, forked tail
E) Nest in large coloniesF) Guano: bird excrement
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IV) Pelicans & Related Birds
A) All have webbed feetB) Pelicans have unique
pouch below their large beaks
C) Cormorants are black, long-necked divers
D) Frigate birds have narrow wings & a long, forked tail
E) Nest in large coloniesF) Guano: bird excrement
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IV) Pelicans & Related Birds
A) All have webbed feetB) Pelicans have unique
pouch below their large beaks
C) Cormorants are black, long-necked divers
D) Frigate birds have narrow wings & a long, forked tail
E) Nest in large coloniesF) Guano: bird excrement
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IV) Pelicans & Related Birds
A) All have webbed feetB) Pelicans have unique
pouch below their large beaks
C) Cormorants are black, long-necked divers
D) Frigate birds have narrow wings & a long, forked tail
E) Nest in large coloniesF) Guano: bird excrement
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IV) Pelicans & Related Birds
A) All have webbed feetB) Pelicans have unique
pouch below their large beaks
C) Cormorants are black, long-necked divers
D) Frigate birds have narrow wings & a long, forked tail
E) Nest in large coloniesF) Guano: bird excrement
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V) Gulls & Related Birds
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V) Gulls & Related Birds
A) Gulls & kin – largest group of seabirds1) Predators & scavengers
B) Terns have specialized, slender beaks, designed to catch small fish whole1) Arctic to Antarctic
migrations
C) Also include puffins & razorbills
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V) Gulls & Related Birds
A) Gulls & kin – largest group of seabirds1) Predators & scavengers
B) Terns have specialized, slender beaks, designed to catch small fish whole1) Arctic to Antarctic
migrations
C) Also include puffins & razorbills
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V) Gulls & Related Birds
A) Gulls & kin – largest group of seabirds1) Predators & scavengers
B) Terns have specialized, slender beaks, designed to catch small fish whole1) Arctic to Antarctic
migrations
C) Also include puffins & razorbills
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V) Gulls & Related Birds
A) Gulls & kin – largest group of seabirds1) Predators & scavengers
B) Terns have specialized, slender beaks, designed to catch small fish whole1) Arctic to Antarctic
migrations
C) Also include puffins & razorbills
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VI) Shorebirds
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VI) Shorebirds
A) Wading birds without webbed feet
B) Includes plovers, sandpipers, rails, coots, herons, egrets, & storks
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VI) Shorebirds
A) Wading birds without webbed feet
B) Includes plovers, sandpipers, rails, coots, herons, egrets, & storks
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VI) Shorebirds
A) Wading birds without webbed feet
B) Includes plovers, sandpipers, rails, coots, herons, egrets, & storks
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VI) Shorebirds
A) Wading birds without webbed feet
B) Includes plovers, sandpipers, rails, coots, herons, egrets, & storks
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VI) Shorebirds
A) Wading birds without webbed feet
B) Includes plovers, sandpipers, rails, coots, herons, egrets, & storks
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VI) Shorebirds
A) Wading birds without webbed feet
B) Includes plovers, sandpipers, rails, coots, herons, egrets, & storks
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VI) Shorebirds
A) Wading birds without webbed feet
B) Includes plovers, sandpipers, rails, coots, herons, egrets, & storks