these are jawless fish which attached themselves by suckers to other fish in order to parasitize off them. Hagfish and Lampreys are common examples
skin
Externally
Wolves are alpha predators; they are primary consumers.
The three different types of consumers are primary consumers, secondary consumers, and tertiary consumers. Primary consumers, often herbivores, directly consume producers (plants). Secondary consumers are carnivores that eat primary consumers, while tertiary consumers are top predators that feed on secondary consumers. This hierarchy illustrates the flow of energy through an ecosystem.
without jaws
Carnivore.
Primary And Secondary
A list of five different consumers is:FoxHawkRabbitFrogSnake
Agnatha, also known as jawless fish, lack jaws and scales. They have a cartilaginous skeleton, a round mouth, and a single nostril on their head. Agnatha are also known for their ability to produce slime as a defense mechanism.
by the gill slits
with gills; they're fish!
Class Agnatha