The ________________, such as penguins and pelicans, live throughout the oceans and travel great distances across the sea. The shore birds, including sandpipers and oystercatchers, have a greater dependency on terrestrial locations

Instead of teeth, mysticetes have ___________ composed of keratin.

Birds are ______________ ; they are the first group of vertebrates capable of regulating and maintaining a constant body temperature, independent of their surroundings.

All vertebrates are chordates, but not all chordates are vertebrates. Identify the characteristics as being applicable to a chordate or specific of a vertebrate. Presence of a dorsal nerve chord

Bony fish are called __________.

All vertebrates are chordates, but not all chordates are vertebrates. Identify the characteristics as being applicable to a chordate or specific of a vertebrate. An endoskeletal system made of cartilage or bone

The largest sea turtle species is the ___________ while the smallest is the Kemp's ridley.

All vertebrates are chordates, but not all chordates are vertebrates. Identify the characteristics as being applicable to a chordate or specific of a vertebrate. An outer covering of protective tissue

All vertebrates are chordates, but not all chordates are vertebrates. Identify the characteristics as being applicable to a chordate or specific of a vertebrate. Presence of pharyngeal gill slits

Cartilaginous fishes are called

The true seals, such as the monk seal and elephant seal, differ from sea lions in that they _______________ have an external ear, have a relatively short neck, and use their rear flippers, rather than their front flippers, for propulsion.

Marine reptiles are ectothermic. What does ectothermic mean?

All vertebrates are chordates, but not all chordates are vertebrates. Identify the characteristics as being applicable to a chordate or specific of a vertebrate. Development of a post-anal tail