Sentences with phrase «tiger salamanders»

When scores of tiger salamanders started going belly up in cattle watering holes statewide, ecologist Jim Collins of Arizona State University teamed with doctoral student James Jancovitch to investigate.

Here, scientists brought in a series of wild axolotls to mix up the gene pool and at one point even added in tiger salamanders (Ambystoma tigrinum).

The pond is a documented breeding area for the eastern tiger salamander, one of the largest terrestrial salamanders in the United States and a species on the state's endangered list.

This means that, in addition to being inbred, almost all of the axolotls in labs and aquariums today are actually part tiger salamander.

They compared the forces experienced by the pectoral fins of the mudskipper fishes to the forelimbs and hind limbs of walking tiger salamanders.

Nashville, TN — On October 11th, 2015, the Zoo was successful in hatching an eastern hellbender that was the result of an egg being artificially fertilized with cryopreserved sperm; an achievement that had only been successful once before in an internal fertilizing tiger salamander in 2014.

Her new study published in the Journal of Experimental Biology investigates the stresses experienced by the limb bones of tiger salamanders during terrestrial locomotion.

A new study comparing the forces acting on fins of mudskipper fish and on the forelimbs of tiger salamanders can now be used to analyze early fossils that spanned the water - to - land transition in tetrapod evolution, and further understand their capability to move on land.

Studies of tiger salamanders and the Asian salamander Hynobius retardatus have found that cannibal morphs develop when larvae are crowded in large numbers and are mostly unrelated (same species but from different parents).

Mudskipper fish and tiger salamanders have similar characteristics to early tetrapod ancestors.

Scientists use the tiger salamander to investigate the stresses that early tetrapods experienced as they moved from water to land.

The tiger salamander might provide some clues.

Research conducted by Sandy Kawano and Richard Blob at Clemson University compared terrestrial locomotion in tiger salamanders and mudskipper fish, which have similar characteristics to early tetrapod ancestors.

By examining the hind and forelimbs of a tiger salamanders, researchers have revealed how they may have transitioned from life at sea to life on land.

Comparative limb bone loading in the humerus and femur of the tiger salamander Ambystoma tigrinum: Testing the «mixed - chain» hypothesis for skeletal safety factors.

There are a large number of amphibian species in the world and some of the species most commonly kept as pets include the South American horned frogs, tiger salamanders, waxy monkey tree frog and the African clawed frog.

These are a Mexican form of tiger salamander (A. tigrinum) that are neotenic, meaning they reach adulthood without ever leaving juvenile form.

White's tree frogs, tiger salamanders, and aquatic newts are others that prove equally rewarding both as pets and as inventory.

Here in California, tiger salamanders and axolotls (both genus Ambystoma) are illegal, as we have a local tiger subspecies that is both endangered and subject to interbreeding with other subspecies, thus mucking up its unique gene pool.