Lobsters are marine crustaceans belonging to the family Nephropidae, with over 50 species identified worldwide. The most well-known species include the American lobster (Homarus americanus), found along the Atlantic coast of North America, and the European lobster (Homarus gammarus), which inhabits the waters of Europe. These species are characterized by their large claws and long bodies, making them popular in culinary dishes. Other notable species include the Spiny lobster (Palinuridae), which lacks large claws and is found in warmer waters, and the Rock lobster, a term often used for various spiny lobsters. Each species has unique habitats and behaviors, contributing to the diversity of lobsters in marine ecosystems.