"Avantor"

Eublepharis macularius.

Carassius auratus.

Erpobdella obscura

Crayfish are a mixture of Orconectes immunis and Orconectes virilis.

Anodonta subobicularis.

Poecilia reticulata.

Hippodamia convergens.

Ward's Science is not endorsed by or affiliated with FOSS curriculum in any way.

Set contains one male betta, a package of ceratophyllum, and an aquatic habitat.

Is your aquarium missing that “natural” feel? This colorful assortment of shells is ideal for turning any fish tank into a realistic environment. Package of 30.

This hardy, rooted plant is also known as eel grass due to the shape of its leaves. Package of 12.