Frogs in a Well/pond
نویسندگان
چکیده
منابع مشابه
Vocal communication in frogs.
The robust nature of vocal communication in frogs has long attracted the attention of natural philosophers and their biologically inclined successors. Each frog species produces distinctive calls that facilitate pre-mating reproductive isolation and thus speciation. In many terrestrial species, a chorus of simultaneously calling males attracts females to breeding sites; reproductive females the...
متن کاملTúngara frogs
Why are they called túngara frogs? As in most frog species, males call to attract females. Unlike most other frog species, túngara frogs produce both simple and complex calls. A simple call consists of a frequencymodulated sweep called a ‘whine’, while a complex call is a whine plus one to six or seven broadband ‘chucks’. The name ‘túngara’ frog is onomatopoeically derived from the male’s call:...
متن کاملPoison frogs
Stynoski et al. introduce the dendrobatids, a charismatic group of frogs known for their colourful and often poisonous skin.
متن کاملNon-indigenous Frogs in Singapore
— The statuses of the non-indigenous frogs in Singapore are reviewed. Out of the 28 species of anurans known in Singapore, four are non-indigenous: Hylarana guentheri (Boulenger), Kaloula pulchra Gray, Lithobates catesbeianus (Shaw), and Microhyla fissipes Boulenger. The introduction pathways of the frogs are discussed, along with their status, distribution, impacts, and management issues with ...
متن کاملFrogs in the spotlight: a 16‐year survey of native frogs and invasive toads on a floodplain in tropical Australia
Although widespread declines in anuran populations have attracted considerable concern, the stochastic demographics of these animals make it difficult to detect consistent trends against a background of spatial and temporal variation. To identify long-term trends, we need datasets gathered over long time periods, especially from tropical areas where anuran biodiversity is highest. We conducted ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of SHM
سال: 1997
ISSN: 1884-1198,0919-4398
DOI: 10.5104/jiep1993.13.1