Charismatic megafauna such as pandas, tigers, and polar bears tend to dominate the spotlight when it comes to discussions of endangered species. _____________  nearly forty percent of the known  animal species are parasites. Although scientists estimate that between ten and thirty percent of those will go extinct within the next fifty years, these species seldom are mentioned at all.

Do you know any animals that are in danger of extinction? Which ones?

What term is used for species that are at serious risk of extinction?

Endangered species

. Which of the following animals’ conservation status was changed from “endangered” to “vulnerable” by WWF recently? Giant Panda Tigers Orangutan Asian Elephant Blue Whale

5.26pointseBookPrintReferencesCheck my workCheck My Work button is now disabledItem 15Match the terms used for rare or endangered species with their proper definition.Species with major effects on ecological functions and whose elimination would affect many other members of the biological community. Species that are especially interesting or attractive organisms to which people react emotionally. These species can motivate the public to preserve biodiversity and contribute to conservation. Species tied to specific biotic communities or successional stages or a set of environmental conditions. They can be reliably found under certain conditions but not others. Species that require large blocks of relatively undisturbed habitat to maintain viable populations. Saving this habitat also benefits other species.Match each of the options above to the items below.Keystone speciesIndicator speciesUmbrella speciesFlagship species