16 terms

Vertebrates

Use this to study for your vertebrates quiz
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Mammals
- hair or fur, warm-blooded,
- Give live births, breathe with lungs
Examples: humans, dogs, bears, mole rat
Fish
-Have scales, fins & tails
-Cold blooded, lay eggs,
- Breathe with gills
Examples: tuna, salmon
Amphibians
- Words means "two lives"
-Cold-blooded, moist skin, lay eggs,
-Gills & lungs to breathe
Examples: frog, toad, salamander
Reptiles
- Dry scaly skin, organ in mouth to breathe,
- Cold-blooded, most lay eggs,
breathe with lungs.
Examples: lizards, snakes, crocodiles
Birds
-Warm-blooded, Feathers (most fly), - Hollow bones, lay eggs, breathe with lungs. Examples: penguin, blue jay, ostrich
Vertebrates
An animal with a backbone. Of the millions of animals in the animal kingdom, only 2% of them are vertebrates.
Warm-blooded
Body temperature stays the same even if the outside temperature changes (mammals and birds)
Cold-blooded
Body temperature changes depending on the outside temperature (reptiles, amphibians, fish)
vertebrae
backbone or spine
scales
Fish is covered with _______________ in the body.
Marsupials
Mammals give birth to immature babies and need to be protected by a pouch in their mums such as koala, kangaroo.
Placentals
Mammals that give birth to fully developed live young. such as like humans, dogs and monkey
Monotremes
Primitive mammals that give birth to eggs (egg-laying mammals), eg. echidna and platypus
feathers
The covering on the body of birds which are responsible for flight and keeping body warm.
External
The type of fertilisation occurs in fish and amphibians in which sperms fertilise eggs in water (outside the body).
Internal
The type of fertilisation occurs in reptiles, birds and mammals in which sperms fertilise eggs inside the body of females.