Marine Biology: Cartilaginous Fishes

What is a characteristic of animals?

What sense is especially well-developed in animals?

Which of the following is true about the nervous system of animals?

What type of system do animals have?

Which of the following is a characteristic of an animal's sensory organs?

What is the other name of the class of general characters, cartilaginous fishes?

What type of environment do animals of this class typically inhabit?

How many species of this class can be found in freshwater?

What type of tissue do the skeletons of this class consist of?

What is the general term for animals of this class?

What is a characteristic of eyes in cartilaginous fishes?

How many nostrils do cartilaginous fishes have?

What is the primary function of nostrils in cartilaginous fishes?

Where are the nostrils located in cartilaginous fishes?

What is a characteristic of nostrils in cartilaginous fishes?

What is the primary classification of the dogfish shark?

In which type of environment is the dogfish shark typically found?

What is the maximum depth at which the dogfish shark can be found?

What is a common predator of the dogfish shark?

What is a type of food that the dogfish shark feeds on?

What is the typical depth range for most members of the Squalus genus?

What is unique about the habitat of Squalus acanthias?

What is the name of the species that is known to frequent coastal habitats?

What is the common characteristic of most Squalus genus members?

What is the typical habitat of Squalus genus members, excluding Squalus acanthias?