Check out these animal research images:
Mud Snails 3
Image by pennstatenews
Dr. Levri gathers samples of the New Zealand mud snail. All the snails in his laboratory are clones, identical to each other and all female.
Mud Snails 7
Image by pennstatenews
New Zealand mud snails on the surface of the container that is their home. The tiny creatures out compete native snails and insects, but are not good fish food replacements for the native species.
