noun. Any of numerous organisms of the group Tetrapoda, usually characterized as those species that have four limbs with digits and those, such as whales and snakes, that are descended from such species. Tetrapoda includes the amphibians, reptiles, birds, and mammals.

noun. A vertebrate animal with four feet, legs, or leglike appendages.

Four-footed; quadruped; specifically, having only four perfect legs, as certain butterflies; of or pertaining to the Tetrapoda.

noun. A four-footed animal; a quadruped; specifically, a member of the Tetrapoda.

noun. An insect characterized by having but four perfect legs, as certain of the butterflies.

noun. Any vertebrate with four limbs.

noun. Any vertebrate (such as birds or snakes) that have evolved from early tetrapods; especially all members of the superclass Tetrapoda

noun. Concrete structures with 'arms' used to arrest wave energy along the shore in sea defence projects.

adjective. Having four limbs or feet

noun. a vertebrate animal having four feet or legs or leglike appendages

"Might they reflect my ‘real’ interests, or might they perhaps indicate which areas within tetrapod zoology are currently the most happening, interesting or sexy?"

craniate  vertebrate  

quadruped  

tetrapous