Definition: A type of tuberous plant known scientifically as Bunium flexuosum, found in England, often referred to as pignut.

Example: The hognut is a rare plant that grows in the wild and has edible tubers.

Definition: A type of marine animal that belongs to the class of echinoderms, commonly known as sea cucumbers.

Example: The holothurian is often found on the ocean floor, where it plays a role in the ecosystem.

Definition: A breed of large dairy cattle known for their distinctive black and white coloring, originally from northern Holland and Friesland, and known for producing a lot of milk.

Example: The farmer decided to raise Holstein cows because they are excellent milk producers.

Definition: A type of organism that maintains a stable body temperature regardless of the environment, such as mammals and birds.

Example: Humans are homeotherms, keeping their body temperature around 37 degrees Celsius.

Definition: Relating to the biological family that includes humans and their closest relatives, such as great apes.

Example: The hominid species have evolved over millions of years.

Definition: A type of primate that includes modern humans and their ancestors, as well as related species like gorillas and chimpanzees.

Example: Scientists study hominids to understand human evolution.

Definition: Relating to a group of primates that includes humans and apes, or having characteristics similar to humans.

Example: The hominoid species are known for their advanced cognitive abilities.

Definition: A type of primate that includes humans, apes, and gibbons, as well as their ancestors and related species.

Example: Scientists study hominoids to understand the evolution of human beings.

Definition: Describing a type of tail fin in fish that has two equal-sized lobes, making it symmetrical.

Example: The trout has a homocercal tail, which helps it swim efficiently in the water.

Definition: Relating to a specific group of insects known for their sucking mouthparts, which includes species like aphids and cicadas.

Example: The homopteran insects are often found on plants, feeding on sap.

Definition: A type of insect that belongs to a group known for having sucking mouthparts, including species like aphids and cicadas.

Example: The garden was filled with homopterans, buzzing and feeding on the plants.

Definition: Relating to a group of insects that have sucking mouthparts, including cicadas and aphids.

Example: The homopterous insects are known for their ability to feed on plant sap.

Definition: A type of bee that lives in groups and makes honey, known for its important role in pollination and producing beeswax.

Example: The honeybee is essential for pollinating many of the fruits and vegetables we eat.