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The spotted salamander's spots near the top of its head are more orange, while the spots on the rest of its body are more yellow. The underside of the spotted salamander is slate gray and pink. Sexual dimorphism, physical differences between males and females, is displayed in the form of larger-bodied females having brighter-coloured spots. [10]
Jefferson salamander: Ambystoma jeffersonianum: Salamander: Ambystomatidae: Uncommon; Found mainly throughout Western Massachusetts; This amphibians range includes the blue spotted/Jefferson salamander hybrid, where both species interbreed and creates hybrids; It is a species of special concern in the Commonwealth due to habitat loss
Spotted salamander (Ambystoma maculatum) at vernal pool in Missouri. Henry Street is a two-lane street in North Amherst, Massachusetts, United States. Spotted salamanders (Ambystoma maculatum) cross the street to get from their overwintering sites in the wooded area east of the roadway to their breeding sites to the west. [1]
The spotted salamander can be hard to initially spot and can be recognized at first glance by its dark-colored exterior and the bright yellow or orange spots along its back.
The mole salamanders (genus Ambystoma) are a group of advanced salamanders endemic to North America. The group has become famous due to the presence of the axolotl (A. mexicanum), widely used in research due to its paedomorphosis, and the tiger salamander (A. tigrinum, A. mavortium) which is the official amphibian of many US states, and often sold as a pet.
This is a checklist of amphibians found in Northern America, based mainly on publications by the Society for the Study of Amphibians and Reptiles. [1] [2] [3] The information about range and status of almost all of these species can be found also for example in the IUCN Red List of Threatened Species site. [4]
The spotted salamander can be hard to initially spot and can be recognized at first glance by its dark-colored exterior and the bright yellow or orange spots along its back.
The black-capped chickadee is the state bird of Massachusetts. This list of birds of Massachusetts includes species documented in the U.S. state of Massachusetts and accepted by the Massachusetts Avian Records Committee (MARC). As of July 2023, there are 516 species included in the official list. Of them, 194 are on the review list (see below), six have been introduced to North America, three ...