Extinction
In biology and ecology, extinction is the end of an organism or of a group of organisms (taxon), normally a species. The moment of extinction is generally considered to be the death of the last indivi...
Extinction - Wikipedia
This is a rare glimpse of a swimming Feather Star... - Nature's Rich Palette
This is a rare glimpse of a swimming Feather Star (Crinoid).
Mesmerizing Feather Stars
Meet the feather star, an ancient species of marine invertebrate.
How Big Genitals Can Lead to Extinction, According to Science
Having big genitals can spell evolutionary disaster, say paleobiologists
Miners in Canada came across what is considered to be the best preserved fossil of its kind
One of our favorite stories of the year: Miners in Canada came across what is considered to be the best preserved fossil of its kind. Meet the nodosaur, a plant-eating armored dinosaur....
If there had been no asteroid collision 65 million years ago, would the human species even exist?
If there had been no asteroid collision 65 million years ago, would the human species even exist?
YELLOWSTONE SUPERVOLCANO BLOWS UP, DEVASTATING EFFECT AND NASA TERRIFYING PLAN
YELLOWSTONE SUPERVOLCANO BLOWS UP, DEVASTATING EFFECT AND NASA TERRIFYING PLAN
Indricotherium Paraceratherium . - YouTube
Oct 24, 2012 ... Paraceratherium, also commonly known as Indricotherium or Baluchitherium ( see taxonomic discussion below), is an extinct genus of gigantic ...
Vanishing: The Earth's 6th mass extinction
We're entering the Earth's sixth era of extinction -- and it's the first time humans are to blame.
The extinction crisis is far worse than you think
Frogs, coral, elephants -- all are on the brink. Three quarters of species could disappear. Why is this happening? CNN explores an unprecedented global crisis.
Prof. Stephen Hawking WARNS That Humanity Only Has 1000 Years To ESCAPE Earth!
HUMANS only have 1,000 years left on Earth and will have to find another planet if we are to survive, Professor Stephen Hawking has warned.
These Genius Crows Almost Went Extinct Before Scientists Discovered They Can Use Tools
Tool use is rare in the animal kingdom — but a nearly vanished species of Hawaiian crow has mastered it.
Endangered crow is expert tool-user
For decades the New Caledonian crow has taken the crown of top corvid tool-user. Now experiments on the rare Hawaiian crow, or Alala, suggest that they too c...
Titanoboa - Snake Facts
The Titanoboa cerrejonensis is an extinc giant snake that lived around 58 million years ago in the jungles of South America.
Titanoboa - Snake Facts
The Titanoboa cerrejonensis is an extinc giant snake that lived around 58 million years ago in the jungles of South America.
Largest-Ever Carnivorous Dinosaur Footprint Discovered In Bolivia
A tour guide in Bolivia recently stumbled on a giant fossilized footprint measuring more than a meter wide, left some 80 million years ago by a meat-eating dinosaur.
Extinction event
An extinction (level) event (also known as a mass extinction or biotic crisis) is a widespread and rapid decrease in the amount of life on Earth. Such an event is identified by a sharp change in the d...
Extinction event - Wikipedia
Holocene extinction
The Holocene extinction, sometimes called the Sixth Extinction, is a name proposed to describe the extinction event of species during the present Holocene epoch (since around 10,000 BCE) mainly due to...
Pseudoextinction
Pseudoextinction (or phyletic extinction) of a species occurs when all members of the species are extinct, but members of a daughter species remain alive. The term pseudoextinction refers to the evolu...
Extinction Vortex
Extinction vortices are a class of models through which conservation biologists, geneticists and ecologists can understand the dynamics of and categorize extinctions in the context of their causes. De...
Habitat destruction
Habitat destruction is the process in which natural habitat is rendered functionally unable to support the species present. In this process, the organisms that previously used the site are displaced o...
Habitat destruction - Wikipedia
Coextinction
Coextinction and cothreatened refer to the phenomena of the loss or decline of a host species resulting in the loss or endangerment of other species that depend on it, potentially leading to cascading...
Effect of climate change on plant biodiversity
Environmental conditions play a key role in defining the function and distribution of plants, in combination with other factors. Changes in long term environmental conditions that can be collectively ...
Effect of climate change on plant biodiversity - Wikipedia
Effects of climate change on terrestrial animals
Climate change has had a significant direct effect on terrestrial animals, by being a major driver of the processes of speciation and extinction. The best known example of this is the Carboniferous Ra...
Effects of climate change on terrestrial animals - Wikipedia
Effects of climate change on marine mammals
The effects of climate change on marine mammals are of growing concern. The increase of carbon dioxide and other greenhouse gases into the atmosphere is thought to be the main cause of climate change ...
Deforestation
Deforestation, clearance or clearing is the removal of a forest or stand of trees where the land is thereafter converted to a non-forest use. Examples of deforestation include conversion of forestland...
Deforestation - Wikipedia
Extinct species
This page features lists of extinct species, organisms that have become extinct, either in the wild or completely. In practice, a species not definitely located in the wild in the last 50 years is cal...