Definition: A type of marine animal that is part of a group called tunicates, which can be found attached to surfaces in the ocean. They have two openings for water to flow in and out.

Example: The ascidian is often found on rocks and can look like a small sac in the water.

Definition: A type of small, venomous snake found in Africa, Asia, and Europe, often associated with cobras and known for its dangerous bite.

Example: The asp is often depicted in ancient Egyptian art as a symbol of royalty and danger.

Definition: A type of round shield used by ancient Greek soldiers, often made of wood and covered with metal or leather.

Example: The warrior raised his aspis to protect himself from the enemy's arrows.

Definition: A group of marine animals known as starfish, belonging to a specific family of echinoderms.

Example: The asterias can often be found on rocky shores and sandy bottoms in the ocean.

Definition: A type of wild sheep that is native to North Africa, known for its curved horns and sandy-colored coat.

Example: The audad is often found in rocky mountainous regions.

Definition: A type of diving bird that lives in northern areas, known for its chunky body, short wings, and webbed feet.

Example: The auk dove into the icy waters to catch fish.

Definition: A small seabird that belongs to the family of auks, typically found along the northern Pacific coasts and waters.

Example: The auklet is known for its distinctive plumage and playful behavior in the water.

Definition: Having ear-like appendages or lobes.

Example: The auricled leaves of the plant give it a unique appearance.

Definition: An extinct species of large wild ox that lived in Europe and is considered the ancestor of modern domestic cattle.

Example: The aurochs roamed the forests of Europe thousands of years ago before becoming extinct.

Definition: To shed or lose a body part as a self-defense mechanism, often seen in certain animals.

Example: Some lizards can autotomize their tails to escape predators.