Mollusks Marine Biology Poster: The molluscs or mollusks, compose the large phylum of invertebrate animals known as the phylum Mollusca. Around 85,000 extant species of molluscs are recognized
Christian Home School Hub - Invertebrate Zoology Teaching Resources Downloads
Vertebrates and Invertebrates: Make a Spine! Students will see how the backbone of a vertebrate animal is made up of both bones (mints) and cartilage (gummies) which allow it to bend and move. The best part -- it doubles as a tasty treat!
Animal Classifications: Invertebrates vs. Vertebrates