Mammal diversity: monotremes, marsupials, bats and rodents
Answers are for parents and teachers.
1
Compare the three mammal groups in a table.
Monotremes – eggs; marsupials – tiny young in pouch; placentals – foetus in womb.
2
Why are marsupials numerous in Australia?
The continent was long isolated, with little competition from placentals.
3
Write 2 ways to protect bats.
Not destroying their shelters; setting up new roosts and boxes.
4
Write a safe way to control rodents.
Store food in closed containers, keep stores clean and call a professional pest service through adults.