'Trilobite fossil' presentation slideshows

Rocks

684 views • 41 slides

What can we learn from fossils?

What can we learn from fossils?. A dinosaur. Its an animal that lived on Earth millions of years ago. Dinosaurs have become extinct . . A fossil. Its what left of an animal or plant that lived long ago. A fossil can be a foot print in a rock. Or bones that have turned to rock.

1.03k views • 9 slides

Threatened, Endangered, or Extinct?

Threatened, Endangered, or Extinct?. Why do we have species declining in numbers?. Mostly human interaction with the species: Overhunting Climate change (caused by humans) Destruction of habitat Pollution Introduction of invasive species . Threatened Species.

311 views • 6 slides