Is a krill part of the shrimp family?

Krill are not part of the shrimp family. While they are both crustaceans, they belong to different orders:

* Krill belong to the order Euphausiacea.

* Shrimp belong to the order Decapoda.

Here's a breakdown of their key differences:

* Body Shape: Krill have a more streamlined, torpedo-shaped body, while shrimp have a more curved, segmented body.

* Size: Krill are generally smaller than shrimp, averaging around 1-2 inches in length.

* Antennae: Krill have long, feathery antennae, while shrimp have shorter, more robust antennae.

* Legs: Krill have ten pairs of legs, while shrimp have ten legs, including two large claws.

* Habitat: Krill are primarily found in cold, open waters, while shrimp can be found in a wider range of habitats, including freshwater and saltwater.

Although they're not closely related, krill and shrimp share some similarities, such as their diet (plankton) and their role as a food source for larger animals.