¿Realmente qué es un dinosaurio?

The video explores the world of dinosaurs, starting with their image and extinction. It covers the Mesozoic Era, known as the age of dinosaurs, and discusses their classification, highlighting the shift from traditional reptile classification to cladistics. Key characteristics of dinosaurs, such as bipedalism and homeothermy, are explained. The video distinguishes between dinosaurs and other reptiles like pterodactyls. It also delves into dinosaur orders, providing examples like iguanodon and triceratops. Finally, it highlights birds as modern-day dinosaurs, linking them to their prehistoric ancestors.

During which era did dinosaurs primarily exist?

• Neolithic

• Paleozoic

• Mesozoic

• Cenozoic

What is a key characteristic of dinosaurs regarding their legs?

• Legs positioned at the sides

• Legs with fins

• Legs positioned under the body

• Legs with scales

Which of the following is NOT a requirement for an animal to be classified as a dinosaur?

• Being cold-blooded

• Legs positioned under the body

• Laying hard-shelled eggs

• Having feathers or feathered ancestors

Which of these animals is considered a dinosaur?

• Giant tortoise

• Iguanodon

• Pterodactyl

• Loch Ness monster

What modern-day animals are closely related to dinosaurs?

• Snakes

• Crocodiles

• Lizards

• Birds