Endangered Species Information


The Humane Research Council provides in-depth research and information about endangered and threatened species through our research website, See below for the latest research, access to free resources, and more information about HRC.

Panda imageThe Latest Research:

Examples of critically endangered and endangered animal species:

  • Mountain Gorilla
  • Leatherback Sea Turtle
  • Northern White Rhinoceros
  • California Condor
  • Brown Spider Monkey
  • Red Wolf
  • Chinese Alligator
  • Snow Leopard
  • Giant Panda
  • Blue Whale
  • Tasmanian Devil
  • Bonobo

How Many Species Are There on Earth and in the Ocean?
In this paper, researchers used statistical measures to extrapolate the number of unknown species from existing data on known species. Their findings indicate that 86%-91% of species on the planet have yet to be detected. CONTINUE READING

The Impact of Conservation on the Status of the World's Vertebrates
Based on an analysis of 25,780 species categorized on the International Union for Conservation of Nature (IUCN) "Red List," researchers found that one-fifth of these species are classified as Threatened, and this number is increasing... CONTINUE READING

Rapid Range Shifts of Species Associated with High Levels of Climate Warming
Research based on a meta-analysis of 54 published studies regarding animal migrations finds that wildlife is migrating at a faster pace than in the past. The authors find that the rate at which they are migrating is related to the rate of climate change. CONTINUE READING

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Recent Blog Post:

Humans and the Eradication of Other Species
In the United States, 13% of the country’s native animals species are critically endangered, endangered, or vulnerable, according to the IUCN “Red List.” More than 4,200 species of animals are critically endangered or endangered worldwide. But it doesn’t have to be this way. In fact, for the vast majority of human history we lived in relative harmony with other species... CONTINUE READING

Read Humane Thinking, HRC's Blog

HRC's latest research finds the US scores a 44 out of a possible 100 points for its treatment of wildlife issues. Check out the study at

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