Question
Biology Question on Kingdom Animalia
All birds have
A
Oil gland at the base of tail
B
Feather on their body and can fly
C
Nests to care their babies
D
Internal fertilization, are oviparous and eggs are covered with calcareous shell
Answer
Internal fertilization, are oviparous and eggs are covered with calcareous shell
Explanation
Solution
Birds have internal fertilization.