Kai, an echidna puggle born in December, is the seventeenth echidna ever born in captivity and lives at Perth Zoo. Picture: Courtesy of Perth Zoo/ Daniel Scarparolo
Kai, an echidna puggle born in December, is the seventeenth echidna ever born in captivity and lives at Perth Zoo. Picture: Courtesy of Perth Zoo/ Daniel Scarparolo
Monotremes are mammals that lay eggs instead of giving birth to live young. The only animals that are monotremes...