When first hatched, platypuses weigh barely a gram.
A baby platypus is not born, but hatched. When hatched, it weighs around half a gram.
they weigh about 30 -90 lbs at birth
They weigh about 5-10 lbs
The birth weigh depnding on species is 4.5 to 15 ounces (128 to 430 grams).
45-80lbs.
A pound at birth.
3
Most weigh around ninety-thousand pounds
Female platypuses weigh around 1.8 - 2 pounds (800-900 grams), and males vary from 3.5 - 5.3 lbs (1.6 to 2.4kg).
300 pounds
900lbs
5 pounds