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Salmonellosis
Salmonellosis is an infection with Salmonella bacteria. Most people infected with Salmonella develop diarrhea, fever, and abdominal cramps 6 to 72 hours after infection. In most cases, the illness ... > more -
Salamander
Salamander is the common name applied to approximately 500 amphibian vertebrates with slender bodies, short legs, and long tails. The moist skin of the amphibians limits them to habitats either near ... > more -
Egg (biology)
In most birds and reptiles, an egg is the zygote, resulting from fertilization of the ovum. It nourishes and protects the embryo. Oviparous animals are animals that lay eggs, with little or no other ... > more -
Crotalinae
Pit vipers, like the pitless vipers, are highly venomous; the western diamondback rattlesnake is responsible for the majority of snakebite deaths in North ... > more
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