In this race, the prey experience strong selective pressure to evolve better adaptations to avoid being eaten. At the same time, predators must capture sufficient food to survive and reproduce ...
Some sea stars have mouths much smaller than the prey that they eat; a special adaptation gets around this problem. After prying a shell open with their tube feet, some species of sea stars can ...
Professor Richard Fortey looks at the predatory characteristics of the starfish and the dog whelk and the protective adaptations their prey have developed. The starfish use their sticky tube feet ...
Predator-prey cycles show the natural rise and fall of numbers of predators and prey over time. All organisms in a food web depend upon each other and changes to one can affect the others.
Curved, deadly sharp talons enable them to swoop down and grab prey efficiently and securely. Hooked, pointed and overlapping beaks allow them to hook into animals to tear off bite-sized pieces, which ...