Marine Reptiles, Birds, And Mammals Flashcards

0
Q

Amphibians

A

1st land tetrapods

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1
Q

Tetrapods

A

Having 4 limbs

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2
Q

Reptiles

A

Evolved from Amphibians

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3
Q

Birds and Mammals

A

Evolved from different groups reptiles

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4
Q

Poilkilterms

A

Internal temps varies, cold blooded

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5
Q

Ectotherms

A

Metabolic rates varies with temp

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6
Q

Carapace

A

Bodies enclosed by a shell that is infused to a backbone

-like a sea turtle

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7
Q

Arribada

A

Mass nesting, 100-200 eggs

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8
Q

Temperature dependent sex determination

A
  • nest incubated at higher temps: hatch as females

- global climate change: sex ratios

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9
Q

Why are sea turtles in endangered?

A
Meat
Tortoiseshell jewelry
Leather 
Artificial light
Collection of eggs 
Net entailment 
Plastic consumption
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10
Q

Endangered

A

Probably not going to survive

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11
Q

Ovoviviparous

A

Give birth to live young

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12
Q

Marine iguana

A

Herbivores
Inhabit Galapagos island
Evolved from land iguanas

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13
Q

Salt water crocodile

A

Inhibit mangrove swamps (Indian Ocean, Australia, some western pacific islands

  • live mostly on the coast
  • most aggressive
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14
Q

What qualities a bird to be considered a seabird?

A
Spend a significant portion of their life at sea
Homeotherms
Endothermic
Covered in waterproof feathers 
Oil glands at base of the tail
Light hollow bones
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15
Q

Seabirds and reproduction

A

Breed in large colonies
Mate for life
Build nests on ground
Lay fewer eggs: parental care

16
Q

Beluga whale creature of the week

A

Mammal
Completely white due to living in the Arctic
Cetacean
No dorsal fin

17
Q

Penguins

A

Powerful swimmers with streamline bodies
Flightless
Clumsy on land because they are near sided
Live only in the Southern Hemisphere

18
Q

What is unique about penguins and reproduction

A

Mate for life
Lay eggs during coldest time so they hatch during winter
Use parental care

19
Q

Name 3 types of Tubenoses

A

Albatrosses
Shearriaters
Petvels

20
Q

Salt glands

A

Empty into nostrils

21
Q

Pelicans and related birds have

A

Have a pouch below beaks

Feed by plunging into the water to catch fish

22
Q

Comorants birds have

A

Black, long-necked

Five to purse prey

23
Q

Frigate birds

A

Narrow wings, long forked tail
Force other seabirds to regulate
Not waterproof

24
Gulls and related birds
Common and widespread Predators and scavengers Congregate near piers, garbage dumps Often steal eggs from other birds
25
Tern birds
Hover over prey before plunging for it
26
Puffins
Cold water divers Heavy beak Winds adapted for swimming
27
Shorebirds
``` Plovers, sand pipers Not true sea birds Wading Do not swim Common on beach, estuanes, costal marshes ```
28
What class are mammals in
Mammalia
29
Mammals are
Endotherms Homeotherms Viviparous Nourished by maternal bloodstream through placenta Use parental care Feed by mammary gland Complex bladder, storage and process into
30
Viviparous
Live bearing, embryos developed within mothers body
31
What classifies under pinnipeds (fin footed)
Seals, sea lions, walrus
32
Blubber
Think layer of fat for insulation, food reserve buoyancy
33
Pinnipeds have/
``` Paddle shaped flippers Rest and breed on land Evolved from terresial carnivores (lions, tigers, and bears) Predators feed on squid and krill Bristly hair: protection against cold ```
34
What is the difference between seals and seal lions
Seals Rear flippers that cannot be moved forward, swim with rear flippers Sea lions are earred seals, cannot move rear flippers swim w broad front flippers