Wave's knowledge:
Whale poo differs according to which species produced it! The poo of large whale species, such as blue, fin and sperm whales, looks a bit like human poo. The poo is often composed of semi-solid (so, partly liquid) lumps that can be up to 15 cm in size and can have a brown, dark red, orange or even green colour when floating on the sea surface. Also, whale poo stinks…
