Definition: Describing a way of walking or standing where the body is held upright.

Example: Humans are orthograde, meaning they walk on two legs with their bodies straight.

Definition: A group of insects that includes grasshoppers, crickets, and locusts, characterized by having four wings and a distinctive body structure.

Example: The sound of crickets filled the air as we sat outside on a warm summer night, showcasing the diversity of orthoptera in our garden.

Definition: Relating to a large group of songbirds known for their ability to sing, which includes many common birds like finches and crows.

Example: The oscine birds are known for their beautiful songs that fill the forest.

Definition: A type of bird that belongs to the suborder Oscines, known for their complex songs and vocal abilities.

Example: The oscine birds are famous for their beautiful melodies.

Definition: A group of birds known for their ability to sing, characterized by having many muscles in their vocal organs that allow them to produce musical sounds.

Example: The oscines are known for their beautiful songs that fill the forest in the spring.

Definition: A type of willow tree with long, flexible branches that are often used for making baskets and furniture.

Example: The artisan skillfully wove the basket using osier twigs.

Definition: A special organ found in some caterpillars that can be extended and releases a bad smell to scare away enemies.

Example: When threatened, the caterpillar extended its osmeterium to deter the bird.

Definition: A type of large fern that has divided leaves and grows in wet areas. Some species are used in gardening and can be eaten when young.

Example: The garden was filled with beautiful osmunda ferns that added a lush green look to the landscape.

Definition: A large bird of prey that primarily eats fish, known for its dark brown back and white underparts.

Example: The osprey soared high above the lake, searching for its next meal.

Definition: Describing something that has become rigid or inflexible, often due to being outdated or traditional.

Example: His ossified views on education made it difficult for him to accept new teaching methods.

Definition: To become rigid or inflexible, often used in the context of ideas or beliefs that have become fixed and unchanging.

Example: Over time, his once open-minded views ossified into strict beliefs that he refused to reconsider.

Definition: To become rigid or fixed in a certain way, often referring to ideas or structures that no longer change or develop.

Example: Over time, their innovative approach began to ossify, making it difficult to adapt to new challenges.

Definition: To change something, like cartilage or a membrane, into bone; or to make something rigid and unchanging.

Example: As we age, our bodies tend to ossify, making it harder to adapt to new situations.