Evolution of reptiles
Reptiles arose about 310-320 million years ago during the Carboniferous period. Reptiles, in the traditional sense of the term, are defined as animals that have scales or scutes, lay land-based hard-s...
Evolution of reptiles - Wikipedia
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?
Mammals
There are over 4,000 different species of mammals on Earth learn more about them
Crocodile facts, pictures, videos and more... stuff - Crocodile Facts
Interesting and amazing stories and personalities with one thing in common... crocodiles and alligators
New Guinea Crocodile
All about the New Guinea Crocodile. Read this to find interesting New Guinea Crocodile facts about their evolution, reproduction, habits, habitats and diet.
Dwarf Crocodile
Find all the facts about the Dwarf crocodile. Read this to find interesting Dwarf crocodile facts about their evolution habits, habitats and diet
Cuvier's Dwarf Caiman
All about the Cuvier's Dwarf caiman. Read this to find interesting Cuvier's Dwarf caiman facts about their evolution, habits, habitats and diet.
Schneider's Dwarf Caiman
All about the Schneider's Dwarf caiman. Read this to find interesting Schneider's Dwarf caiman facts about their evolution, habits, habitats and diet.
Freshwater Crocodile
All facts about the Freshwater crocodile. Read this to find interesting Freshwater crocodile facts about their evolution habits, habitats and diet
Yacare Caiman
All about the Yacare caiman. Read this to find interesting Yacare caiman facts about their evolution, habits, habitats and diet.
American Crocodile
All facts about the American crocodile. Read this to find interesting American crocodile facts about their evolution habits, habitats and diet
Morelet's Crocodile
All facts about the Morelet's crocodile. Read this to find interesting Morelet's crocodile facts about their evolution habits, habitats and diet
Philippine Crocodile
All facts about the Philippine crocodile. Read this to find interesting Philippine crocodile facts about their evolution habits, habitats and diet
Mugger Crocodile
All facts about the Mugger crocodile. Read this to find interesting Mugger crocodile facts about their evolution habits, habitats and diet
Gharial facts
All about the Gharial. Read this to find interesting Gharial facts about their evolution, habits, habitats and diet.
Nile Crocodile facts
All facts about the Nile crocodile, also known as African crocodile. Read this to find interesting Nile crocodile facts about their habits, habitats, diet, reproduction and conservation
Siamese Crocodile facts
All facts about the Siamese crocodile. Read this to find interesting Siamese crocodile facts about their evolution, habits, habitats diet and reproduction
Evolutionary history of life
The evolutionary history of life on Earth traces the processes by which living and fossil organisms have evolved since life on the planet first originated until the present day. Earth formed about 4.5...
Evolution of mammals
The evolution of mammals has passed through many stages since the first appearance of their synapsid ancestors in the late Carboniferous period. By the mid-Triassic, there were many synapsid species t...
Evolution of mammals - Wikipedia
Evolution of dinosaurs
Dinosaurs evolved within a single lineage of archosaurs 232-234 Ma (million years ago) in the Ladinian age, the latter part of the middle Triassic. Dinosauria is a well-supported clade, present i...
Evolution of dinosaurs - Wikipedia
Evolution of birds
The evolution of birds is thought to have begun in the Jurassic Period, with the earliest birds derived from a clade of theropoda dinosaurs named Paraves. Birds are categorized as a biological class, ...
Evolution of birds - Wikipedia
Cretaceous-Tertiary extinction event
The Cretaceous–Paleogene (K–Pg) extinction event, formerly known as the Cretaceous–Tertiary (K–T) extinction, was a mass extinction of some three-quarters of plant and animal species on Earth—includin...
Cretaceous-Tertiary extinction event - Wikipedia
Testudines
Turtles are reptiles of the order Chelonii or Testudines characterised by a special bony or cartilaginous shell developed from their ribs and acting as a shield. Turtle may refer to the chelonian ord...
Testudines - Wikipedia
Sphenodontia
Rhynchocephalia is an order of lizard-like reptiles that includes only one living genus and species, the tuatara (Sphenodon punctatus), which only inhabits parts of New Zealand. Despite its current la...
Sphenodontia - Wikipedia
Squamata
The Squamata, or the scaled reptiles, are the largest recent order of reptiles, comprising all lizards and snakes. With over 9,000 species, it is also the second-largest order of vertebrates, after th...
Squamata - Wikipedia
Crocodilia
The Crocodilia (or Crocodylia) are an order of large, predatory, semiaquatic reptiles. They appeared 83.5 million years ago in the Late Cretaceous period (Campanian stage) and are the closest living r...
Crocodilia - Wikipedia
Island Glass Lizard
The island glass lizard is a species of glass lizard found in the United States.
Island Glass Lizard - Wikipedia
Mammals
There are over 4,000 different species of mammals on Earth learn more about them
Auckland green gecko
The Auckland green gecko, Naultinus elegans elegans, is a subspecies of gecko found only in the northern half of the North Island of New Zealand, except north of Whangaroa. The other subspecies, the ...
Auckland green gecko - Wikipedia
Serpent Island Gecko
The Serpent Island gecko (Nactus serpensinsula) is a species of lizard in the Gekkonidae family. The species is endemic to Mauritius.
Two subspecies are recognized, including the nominotypical sub...
Serpent Island Gecko - Wikipedia
Crocodile facts, pictures, videos and more... stuff - Crocodile Facts
Interesting and amazing stories and personalities with one thing in common... crocodiles and alligators