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).
Male seals weigh up to 375 pounds; female seals weigh up to 331 pounds.
A male Mountain Lion can weigh up to 100-150 pounds. Female Mountain Lions weigh up to 90-120 pounds.
Northern koalas weigh up to 19.8 pounds (9kg) for males while Southern koalas weigh up to 33 pounds, or 15 kg.
African elephants weigh up to 14,000 pounds. Asian elephants weigh up to 11,000 pounds.
A full grown male hippo can weigh up to about 2500 pounds!
Giant Pandas can weigh over 200 poundsMales can weigh up to 250 pounds.Females can weigh up to 220 pounds.180 pounds for a female, 200 pounds for a male.The largest panda weigh 970 pounds.(male) The largest panda weigh 800 pounds.(female)
adult harp seals can weigh up to 330 pounds. adult harp seals can weigh up to 330 pounds.
They can weigh from 3,000 pounds all the way up to over 800,000 pounds.
females weigh about 200 pounds, and males up to 300 pounds
A full grown male hippo can weigh up to about 2500 pounds!
They can weigh up to 50 pounds.