Western Toad tadpoles were observed most frequently, on the earliest dates, and with the highest variation of developmental stages at the Shakes Hot Springs site.
Mating pattern variability among
western toad (Bufo boreas) populations.
Committee on the Status of Endangered Wildlife in Canada (2012) COSEWIC assessment and status report on the
Western Toad Anaxyrus boreas in Canada (COSEWIC: Ottawa)
An additional nickname for Arkansas, Wonder State can be transposed to
western toad, a large toad of western North America, according to the OED.
Bimodal nocturnal activity of the
western toad (Bufo boreas) in relation to ambient illumination.
The gray wolf, trout, salmon, arctic fox, desert bighorn sheep, desert tortoise, Edith's checkerspot butterfly, golden toad, Hawaiian monk seal, lobster, manatee, painted turtle, penguin, streamside salamander and
western toad are just a few of the species on Defenders' list that are negatively impacted by our profligate fossil fuel use.
Ponds also provide breeding habitat for other amphibians, including the Pacific tree frog (Hyla regilla) and
western toad (Bufo boreas), as well as habitat for mammals, reptiles, and birds.
The breeding season at Fiander Lake is an opportune time to gather information about the
Western toad population, said Mr.
Instead, it's an outlandish, peculiar landscape and home to no fewer than 375 plant species, 2,000 insect species, 148 bird species, 47 types of mammals, seven reptile species and the
western toad, which is the only amphibian found in the area.
"We've known for some time that elevated levels of UV-B radiation can cause stress and higher levels of mortality to embryos of the
western toad and some other species.
In the northwestern United States, the Cascades frog and the
western toad are suffering reduced breeding success because of increased levels of ultraviolet-B radiation - now penetrating a thinned ozone layer - which destroys their eggs in the species' high-altitude breeding pools.
western toad - of a great variety of habitats from southern Alaska to Baja California west of the Rockies