7 words in this vocabulary list
adjective having or showing a lack of courage or strength; weak
noun an organism that generates heat to maintain its body temperature, typically by metabolic processes
noun a genus of lizards in the family Scincidae, commonly known as sun skinks
noun a large snake native to South America, also known as a boa constrictor
noun a taxonomic group of animals that lack gills and breathe through their skin or other organs
adjective relating to or characteristic of abranchiates
noun a taxonomic tribe of fish in the family Acanthodini, typically known as armored catfish
noun a type of lizard found in Africa