1. Education
Send to a Friend via Email
You can opt-out at any time. Please refer to our privacy policy for contact information.
Laura Klappenbach

Updated Articles and Resources

By Laura Klappenbach

    Updated Articles and Resources
    • Sirenians Created: Thursday, June 26, 2014 Updated: Tuesday, July 22, 2014
      Profile of sirenians, also known as sea cows, a group of mammals that includes dugongs and manatees.
    • Tetrapods Created: Sunday, July 13, 2014 Updated: Wednesday, July 16, 2014
      Profile of tetrapods, a group of vertebrates that includes amphibians, reptiles, birds, and mammals.
    • Cobras and Relatives Created: Friday, June 27, 2014 Updated: Monday, July 14, 2014
      Profile of cobras and their relatives, a group of snakes that include mambas, kraits, death adders, sheildnose cobras, whipsnakes, spitting cobras, and many other groups.
    • The Bonobo's Uncertain Future Created: Wednesday, July 02, 2014 Updated: Sunday, July 13, 2014
      Bonobos face a precarious future unless they receive better protection throughout their current range, a new study reveals.
    • Common Chimpanzee Created: Tuesday, October 30, 2012 Updated: Sunday, July 13, 2014
      Profile of common chimpanzees, an endangered species of great ape that inhabits the forests and savannas of Central and West Africa.
    • Birds Created: Wednesday, November 16, 2011 Updated: Sunday, July 13, 2014
      Birds are vertebrates that have four limbs, wings, feathers, hollow bones and other adaptations for an aerial lifestyle.
    • Mammals Created: Monday, August 30, 2004 Updated: Sunday, July 13, 2014
      Profile of mammal, a group of four-legged vertebrates that have hair, a four chambered heart and mammary glands.
    • Reptiles Created: Friday, June 10, 2005 Updated: Sunday, July 13, 2014
      Profile of reptiles, a group of vertebrates that colonized terrestrial habitats more extensively than their amphibian ancestors.
    • Vertebrates Created: Tuesday, September 17, 2013 Updated: Sunday, July 13, 2014
      Vertebrates are a group of chordates that includes lampreys, mammals, birds, amphibians, reptiles and fishes.
    • Amphibians Created: Tuesday, June 26, 2007 Updated: Sunday, July 13, 2014
      Profile of amphibians, a group of vertebrates that includes frogs and toads, caecilians, and newts and salamanders.
    • Vertebrate Created: Saturday, April 03, 2004 Updated: Sunday, July 13, 2014
      A vertebrate is an animal that has cartilaginous or bony vertebrae that surround a nerve cord and a skull that protects the brain.
    • Chordates Created: Tuesday, August 23, 2005 Updated: Saturday, July 12, 2014
      Profile of chordate, a group of animals that includes vertebrates, tunicates, lancelets.
    • Mouse-Like Rodents Created: Saturday, November 16, 2013 Updated: Saturday, July 12, 2014
      Profile of mouse-like rodents, a group of rodents that includes rats, mice, voles, hamsters, lemmings, dormice, harvest mice, muskrats, and gerbils.
    • Chameleons Created: Monday, January 03, 2011 Updated: Saturday, July 12, 2014
      Profile of chameleons, a group of lizards that are most noted for their unique feet, stereoscopic eyes and lighting-fast tongues.
    • Lizards Created: Saturday, January 01, 2011 Updated: Saturday, July 12, 2014
      Profile of lizards, a group of reptiles that occupy temperate and tropical habitats throughout North and South America, Europe, Asia, Africa, and Australia.
    • Cartilaginous Fishes Created: Tuesday, December 08, 2009 Updated: Friday, July 04, 2014
      Profile of cartilaginous fishes, a group of fishes that includes the largest and most formidable marine predators alive today -- sharks.
    • Cephalopods Created: Friday, October 21, 2011 Updated: Thursday, July 03, 2014
      Profile of cephalopods, a group of mulluscs that include octopuses, cuttlefish, squid and the chambered nautilus.
    • Snakes Created: Sunday, January 02, 2011 Updated: Thursday, July 03, 2014
      Profile of snakes, a group of squamates that have no limbs, no eyelids, no external ears, and most species have only one functional lung.
    • White Rhinoceros Created: Wednesday, November 19, 2008 Updated: Thursday, July 03, 2014
      Profile of the white rhinoceros, a large herbivore and one of five living species of rhinoceroses.
    • Bonobos Created: Saturday, January 12, 2013 Updated: Thursday, July 03, 2014
      Bonobos are one of two species of chimpanzees that together form a group of apes that are the closest living relatives to humans. This profile explores basic facts about bonobos including how they are classified, what they eat, where they live and the characteristics that make them different from other apes.
    • Gorillas Created: Thursday, May 05, 2011 Updated: Thursday, July 03, 2014
      Gorillas are a group of great apes that includes two species, the eastern gorilla and the western gorilla. Learn interesting facts about gorillas and find out what makes them unique.
    • Clean Air Act Created: Sunday, April 05, 2009 Updated: Thursday, July 03, 2014
      The Clean Air Act was first enacted in 1970 and authorized the establishment of federal and state regulations that limit emissions stationary and mobile sources of air pollutants.
    • Aves Created: Saturday, April 03, 2004 Updated: Thursday, July 03, 2014
      A taxonomic group (class) of vertebrates, also known commonly as 'birds', whose distinguishing characteristics include feathers, endothermy, and the production of amiotic eggs.
    • Density Independent Created: Monday, December 19, 2005 Updated: Thursday, July 03, 2014
      A factor that influences individuals in a population in a manner that does not vary with the extent of crowding present in the population.
    • Character Displacement Created: Friday, December 16, 2005 Updated: Thursday, July 03, 2014
      The divergence of adaptations or other characteristics in two similar species in locations where the animals share habitat. This divergence is spurred on by competition between the two species in a...
    • How Fossils Form Created: Friday, June 12, 2009 Updated: Thursday, July 03, 2014
      Fossils are the remains of organisms that lived in the distant past. For a specimen to be considered a fossil, it must be of a specified minimum age (often designated as greater than 10,000 years).
    • Chelicerates Created: Monday, May 26, 2014 Updated: Thursday, July 03, 2014
      Profile of chelicerates, a group of arthropods that includes harvestmen, scorpions, mites, spiders, horseshoe crabs, sea spiders, and ticks.
    • Arachnids Created: Monday, January 23, 2012 Updated: Wednesday, July 02, 2014
      Arachnids are a diverse group of arthropods that include spiders, scorpions, harvestmen, ticks and mites.
    • Caecilians Created: Sunday, November 30, 2008 Updated: Wednesday, July 02, 2014
      Profile of caecilians, a group of amphibians that includes beaked caecilians, fish caecilians, common caecilians, Indian caecilians and African caecilians.
    • The Basic Amphibian Groups Created: Wednesday, March 17, 2010 Updated: Wednesday, July 02, 2014
      An introduction to the three basic groups of amphibians including salamanders and newts, caecilians, and frogs and toads.
    • Rats! Are Rodents Getting Bigger? Created: Saturday, June 21, 2014 Updated: Wednesday, July 02, 2014
      It's the stuff of low-budget sci-fi movies: rodents around the globe are growing ever larger at astonishing rates.
    • Leaf-Cutter Ants Dabble with Nitrogen Fixation Created: Monday, May 26, 2014 Updated: Wednesday, July 02, 2014
      Leaf-cutter ants are crafty cultivators. They tend vast gardens of fungus that they harvest to feed their minions.

    ©2014 About.com. All rights reserved.