Fejervarya syhadrensis
Encyclopedia
The Long-legged Cricket frog (Fejervarya syhadrensis, syn. Limnonectes syhadrensis), also called the Syhadra frog, is a true frog
species of the Ranidae family and native to the Western Ghats
, peninsular India
, Pakistan
, Nepal
and Bangladesh
. In view of its wide distribution, IUCN assessors listed it as Least Concern with a stable population trend in 2004.
to Sindh
in Pakistan, and found at elevations below 2000 metres (6,561.7 ft). In Nepal's Shivapuri Nagarjun National Park, 13 specimen were observed in the summer of 2009 within a distance of 50 metres (164 ft) from water bodies.
. They start calling after one or two heavy pre-monsoon
or monsoon rains in April to June, and continue up to the end of the rainy season in September to October. They call mainly during the night beginning after dusk and continue until the early morning of the following day, preferably sitting in temporary shallow water pools under partly submerged grass or paddy. They call in chorus but maintain a distance of 0.5 to 1 m to each other. Their calls are antiphonal
between the two nearest calling males and consist of a series of pulse groups varying per call between 7 and 28.
True frog
The true frogs, family Ranidae, have the widest distribution of any frog family. They are abundant throughout most of the world, occurring on most continents except Antarctica...
species of the Ranidae family and native to the Western Ghats
Western Ghats
The Western Ghats, Western Ghauts or the Sahyādri is a mountain range along the western side of India. It runs north to south along the western edge of the Deccan Plateau, and separates the plateau from a narrow coastal plain along the Arabian Sea. The Western Ghats block rainfall to the Deccan...
, peninsular India
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...
, Pakistan
Pakistan
Pakistan , officially the Islamic Republic of Pakistan is a sovereign state in South Asia. It has a coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by Afghanistan and Iran in the west, India in the east and China in the far northeast. In the north, Tajikistan...
, Nepal
Nepal
Nepal , officially the Federal Democratic Republic of Nepal, is a landlocked sovereign state located in South Asia. It is located in the Himalayas and bordered to the north by the People's Republic of China, and to the south, east, and west by the Republic of India...
and Bangladesh
Bangladesh
Bangladesh , officially the People's Republic of Bangladesh is a sovereign state located in South Asia. It is bordered by India on all sides except for a small border with Burma to the far southeast and by the Bay of Bengal to the south...
. In view of its wide distribution, IUCN assessors listed it as Least Concern with a stable population trend in 2004.
Description
The Long-legged Cricket frog is a small-sized frog. Females reach a snout to vent length (svl) of 20.7–22.8 mm. Males are smaller with a svl of 17.5- 19.1 mm.Distribution and habitat
Long-legged Cricket frogs are widely distributed over much of central northern India and western Peninsular India, Bangladesh, southern Nepal, from lower PunjabPunjab (Pakistan)
Punjab is the most populous province of Pakistan, with approximately 45% of the country's total population. Forming most of the Punjab region, the province is bordered by Kashmir to the north-east, the Indian states of Punjab and Rajasthan to the east, the Pakistani province of Sindh to the...
to Sindh
Sindh
Sindh historically referred to as Ba'ab-ul-Islam , is one of the four provinces of Pakistan and historically is home to the Sindhi people. It is also locally known as the "Mehran". Though Muslims form the largest religious group in Sindh, a good number of Christians, Zoroastrians and Hindus can...
in Pakistan, and found at elevations below 2000 metres (6,561.7 ft). In Nepal's Shivapuri Nagarjun National Park, 13 specimen were observed in the summer of 2009 within a distance of 50 metres (164 ft) from water bodies.
Behaviour and ecology
During the breeding season, males emit advertisement calls, using a single subgular external vocal sacVocal sac
The vocal sac is the flexible membrane of skin possessed by most male frogs. The purpose of the vocal sac is usually as an amplification of their mating or advertisement call...
. They start calling after one or two heavy pre-monsoon
Monsoon
Monsoon is traditionally defined as a seasonal reversing wind accompanied by corresponding changes in precipitation, but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with the asymmetric heating of land and sea...
or monsoon rains in April to June, and continue up to the end of the rainy season in September to October. They call mainly during the night beginning after dusk and continue until the early morning of the following day, preferably sitting in temporary shallow water pools under partly submerged grass or paddy. They call in chorus but maintain a distance of 0.5 to 1 m to each other. Their calls are antiphonal
between the two nearest calling males and consist of a series of pulse groups varying per call between 7 and 28.