marine birds shorebirds live and feed on the coastlines have bills specialized for dealing with...
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Seabirds Adaptations Feathers are dark above and light below for camouflage from predators above and prey below Have more feathers than other birds for extra waterproofing and insulationTRANSCRIPT
Marine BirdsMarine Birds ShorebirdsShorebirds
– Live and feed on Live and feed on the coastlinesthe coastlines
– Have bills Have bills specialized for specialized for dealing with dealing with different kinds of different kinds of foodfood
SeabirdsSeabirds– Remain at sea for Remain at sea for
months at a time months at a time (pelagic)(pelagic)
– Have many Have many adaptations for life adaptations for life at seaat sea
Seabirds AdaptationsSeabirds Adaptations Feathers are dark Feathers are dark
above and light above and light below for below for camouflage from camouflage from predators above predators above and prey belowand prey below
Have more Have more feathers than other feathers than other birds for extra birds for extra waterproofing and waterproofing and insulationinsulation
Seabirds AdaptationsSeabirds Adaptations Flexible webbed Flexible webbed
feet for swimming feet for swimming or takeoff from or takeoff from water’s surfacewater’s surface
Strong claws for Strong claws for fishingfishing
Wings shaped for Wings shaped for flight needs flight needs – Longer, more tapered Longer, more tapered
for soaring for long for soaring for long periods with little effortperiods with little effort
– Some have shorter Some have shorter wings for better control wings for better control and agility at the and agility at the water’s surfacewater’s surface
Seabirds AdaptationsSeabirds Adaptations Plunge divers have Plunge divers have
extra adaptationsextra adaptations– Strong, tapered Strong, tapered
bills, air sacs for bills, air sacs for cushioning, thicker cushioning, thicker bones to withstand bones to withstand the impactthe impact
Seabird BehaviorSeabird Behavior Feed mostly on Feed mostly on
fish, squid, and fish, squid, and crustaceanscrustaceans
Powerful fliers with Powerful fliers with little effortlittle effort
Live much longer Live much longer than regular birds than regular birds (20-40 years, (20-40 years, compared to 10 compared to 10 years)years)
Seabird BehaviorSeabird Behavior Colonial nestersColonial nesters
– Nest in large groups Nest in large groups in isolated placesin isolated places
– Nurture their young Nurture their young for longer than for longer than typical land birdstypical land birds
– May take young May take young birds for several birds for several months at seamonths at sea
– Raise one egg per Raise one egg per yearyear
General Marine Bird AdaptationsGeneral Marine Bird Adaptations
BillsBills– Pelican’s bill acts Pelican’s bill acts
like a scooplike a scoop
Albatross has Albatross has hooked bill to grip hooked bill to grip slippery preyslippery prey
Curlews have long Curlews have long bills to catch bills to catch burrowing animalsburrowing animals
Marine Bird Feeding HabitsMarine Bird Feeding Habits Plunge diversPlunge divers
Probing for food in Probing for food in the shallowsthe shallows
Catch prey from Catch prey from surfacesurface
Skimmers Skimmers