Depending the specie, they could weigh up to a quarter pound.
tarantulas weigh 3lbs maximum
adult harp seals can weigh up to 330 pounds. adult harp seals can weigh up to 330 pounds.
50
they weigh about 12-15 kg
About 70 kg.
An adult lemon sole can weigh up to 3kg.
If it's an adult it'll weigh around 140 lbs.
2.5 mg. 400 would weigh a gram.
Adult cats can weigh between 2.5 and 10 kg.
that depins on if it is as fat as mine
1500
they can be up to 8tons