Objective: Students will engineer a water filter based on observations of manta ray feeding filters, then test its effectiveness. Topics: Structure and function, adaptation, engineering and design ...

The first large filter feeders swam in the oceans for much longer than previously thought. In a study published today in Science, Matt Friedman, a palaeobiologist at the University of Oxford, UK, and ...

The largest animal on the planet doesn’t have teeth. In fact, blue whales belong to a unique group of mammals that eat their food in a very different way. Cetacea is a group of mammals that contains ...