Zusammenfassung der Ressource
Verterbrates
- Fish
- Live in water
- Body covered with
slimy scales
- Have fins, tails and
aerodynamic body for
swimming
- Breathe through gills
- Lay eggs
Anmerkungen:
- External fertilization
- Cold-blooded
- Amphibians
- Live on land (adult) and
in water (young)
- Body covered with
moist skin
- Breathe through lungs
and skin and gills
- Lay eggs
Anmerkungen:
- External fertilisation
- Cold-blooded
- Birds
- Live on land
- Body covered with
feathers
Anmerkungen:
- Water-proof and trap heat
- Have wings and
aerodynamic body to
fly
- Breathe through
lungs
- Lay eggs
Anmerkungen:
- Have a beak to
help them to peck
food
- Internal
fertilisation
- Warm-blooded
- Mammals
- Live on land except
whales and dolphins
- Body covered with hair
or fur
- Give birth to young
- Female mammals have
mammary glands
- Have external ears
- Internal fertilisation
- Warm-blooded
- Reptiles
- Live on land water
- Body covered with
scaly skin
- Lay eggs
Anmerkungen:
- Sharp teeth, no
external ears
- Use lungs to
breathe
- Internal
fertilisation
- Cold-blooded