
Turtle | Species, Classification, & Facts | Britannica
5 days ago · A turtle is any reptile with a body encased in a bony shell, including tortoises. The turtle shell has a top (carapace) and a bottom (plastron). The carapace and plastron are bony structures …
Sea turtle | Description, Species, Habitat, & Facts | Britannica
Apr 6, 2026 · Sea turtle, any of seven species of marine turtles belonging to the families Dermochelyidae (leatherback sea turtles) and Cheloniidae (green turtles, flatback sea turtles, loggerhead sea turtles, …
What’s the Difference Between a Turtle and a Tortoise?
What is a tortoise anyway? Is it just a fancy way to say “turtle”? Well, actually, there’s a meaningful difference between tortoises and other turtles.
Jonathan | Oldest Tortoise, History, Life, Fame, Trivia, & Facts ...
Apr 11, 2026 · Jonathan (b. c. 1832) is a Seychelles giant tortoise who is believed to be the oldest living land animal ever. He lives on and is cared for on the grounds of Saint Helena’s Plantation House, the …
Cognition | Definition, Psychology, Examples, & Facts | Britannica
cognition, the states and processes involved in knowing, which in their completeness include perception and judgment. Cognition includes all conscious and unconscious processes by which knowledge is …
Lobbying | Definition & Facts | Britannica
Feb 23, 2026 · Lobbying is any attempt by individuals or private interest groups to influence the decisions of government.
Little Turtle | Native American, War Chief, Miami Tribe | Britannica
Little Turtle was an American Indian, chief of the Miami, who achieved fame during the turbulent period when the U.S. Congress launched a punitive campaign against the Indians who were raiding settlers …
Science | Definition, Disciplines, & Facts | Britannica
2 days ago · The term science describes any system of knowledge that is concerned with the physical world and its phenomena and that entails unbiased observations and systematic experimentation. In …
Erosion | Description, Causes, Facts, & Types | Britannica
Mar 17, 2026 · Erosion, physical process in which soil, rock, and other surface material are removed from one location and transported to another. Erosion will often occur after rock has been …
Genocide | Definition, Examples, & Facts | Britannica
Mar 27, 2026 · Genocide, the deliberate and systematic destruction of a group of people because of their ethnicity, nationality, religion, or race. The term was derived from the Greek genos (‘race,’ …