These animals are the only pinnipeds with tusks
The sea horse has a prominent pair of these which can move independently of each other
Benthic animals are the ones which live in this part of the ocean, the benthos
Term for an organism that harbors a parasite
Some birds have patella bones, commonly called this in humans
Adjective used to describe your 1st set of teeth & plants that shed their leaves seasonally
Oxygenated hemoglobin is this color
Euglenas are microscopic organisms scientists classify in both of these groups
Dizygotic twins are more commonly known by this brotherly name
They're your smallest blood transport tubes & in some the red cells have to go through single file