Platypus females lay their eggs in a burrow.
Although the platypus is a mammal, it is bizarre and lays eggs .
Mammals do not usually lay eggs.
What does not normally lay eggs?
Options:
(a) swea
(b) insects
(c) Mammal
(d) chickens
(e) cows
(f) animals
(g) parasites
(h) ducks