Definition: A way that some animals, like bats and dolphins, find out where things are by making sounds and listening to the echoes that bounce back.

Example: Bats use echolocation to navigate and find food in the dark.

Definition: To emerge from an egg or pupa, especially in the context of insects.

Example: The butterfly will eclose from its chrysalis in a few days.

Definition: A type of parasite that lives on the outside of another animal or plant, feeding on its host.

Example: Fleas and ticks are common ectoparasites that can harm pets.

Definition: Relating to parasites that live on the outside of their host's body.

Example: Fleas and ticks are examples of ectoparasitic organisms that can harm pets.

Definition: A type of animal that cannot control its body temperature internally and relies on the environment to stay warm or cool.

Example: Lizards are ectotherms, so they often bask in the sun to raise their body temperature.

Definition: A type of organism that lives on the surface of another organism, often as a parasite.

Example: The ectozoan attached itself to the fish, feeding on its skin.

Definition: A term used to refer to a type of organism that lives on the surface of another organism, often in a symbiotic relationship.

Example: The ectozoon attached itself to the fish, benefiting from the protection it provided.

Definition: Describing animals that have few or no teeth, often referring to a specific group of mammals.

Example: The anteater is an edentate animal that feeds primarily on ants and termites.

Definition: A type of mammal that has very few or no teeth, including animals like sloths, armadillos, and anteaters.

Example: The edentate animals, such as sloths and armadillos, have adapted to their environments in unique ways.

Definition: A type of long, thin fish that looks like a snake and lives in both fresh and salt water. Eels are known for their smooth, scaleless bodies and often migrate to spawn.

Example: We caught an eel while fishing in the river.

Definition: To move in a smooth, twisting way, similar to how an eel swims.

Example: The snake eels through the grass, making it hard to spot.

Definition: Having a shape or behavior similar to that of an eel.

Example: The long, slender fish swam in an eellike manner, gliding through the water with ease.