Definition: Relating to or characteristic of a family of birds that includes parrots, macaws, and parakeets.

Example: The psittacine species are known for their bright colors and ability to mimic sounds.

Definition: A type of small insect that often has soft bodies and sometimes wings, belonging to the order Psocoptera, which includes creatures like booklice.

Example: I found a psocid crawling on the pages of my old book.

Definition: A type of small insect that jumps and feeds on plants, often causing damage to fruit trees and other plants.

Example: The psylla infested the apple trees, leading to a significant loss in fruit production.

Definition: A small insect that belongs to the family Psyllidae, known for feeding on the sap of plants and often causing damage to them.

Example: The psyllid infestation damaged the leaves of the fruit trees.

Definition: A type of bird found in cold regions, known for its feathered legs and feet, which changes color from brown or gray in summer to white in winter.

Example: The ptarmigan is well adapted to its snowy environment, blending in perfectly during the winter months.

Definition: A type of large flying reptile that lived during the Cretaceous Period, known for its long head, toothless beak, and impressive wingspan.

Example: The pteranodon soared through the skies with its massive wingspan, hunting for fish in the ocean below.

Definition: This word describes something that is connected to the study of ferns, which are a type of plant.

Example: The pteridological research revealed new species of ferns in the rainforest.

Definition: A person who studies ferns and similar plants.

Example: The pteridologist explained the different species of ferns found in the rainforest.

Definition: The branch of botany that focuses on the study of ferns and their relatives.

Example: She is pursuing a degree in pteridology to learn more about ferns and their ecosystems.

Definition: An extinct flying reptile that lived during the Jurassic and Cretaceous periods, known for its small size and mostly tailless body.

Example: The pterodactyl soared through the sky, its wings spread wide as it glided above the landscape.