Mammals and Birds

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Help" button to get a free letter if an answer is giving you trouble. Note that you will lose points if you ask for help!
- Mammals are covered with .
- Mammals have got limbs.
- Mammals give birth to live young.They are .
- Birds are covered in .
- Birds have got wings.
- Birds have two got .
- Birds have got beak.
- Birds lay on land.