The glass frogs with a body visible through the skin

The glass frogs are frogs of the amphibian family Centrolenidae. While the general background coloration of most glass frogs is primarily lime green, the abdominal skin of some members of this family is transparent. The internal viscera, including the [ … ]

The bonobo, capable of altruism, sensitivity and empathy

The bonobo, formerly called the pygmy chimpanzee and less often, the dwarf or gracile chimpanzee, is an endangered great ape and one of the two species. Although the name “chimpanzee” is sometimes used to refer to both species together.   What [ … ]

Niagara Falls created by glaciation about 10,000 years ago

Niagara Falls is the collective name for three waterfalls that straddle the international border between Canada and the United States; more specifically, between the province of Ontario and New York state. They form the southern end of the Niagara Gorge.   What are Niagara [ … ]

The swan, an highly intelligent animal

Swans feed in the water and on land. They are almost entirely herbivorous, although they may eat small amounts of aquatic animals. What is a swan? Behaviour Although swans only [ … ]

The Ha Long Bay, a UNESCO World Heritage Site 

Hạ Long Bay is a UNESCO World Heritage Site and popular travel destination in Quảng Ninh Province, Vietnam. What is the Ha Long Bay? The bay features thousands of limestone karsts and isles in various shapes and sizes. Hạ [ … ]

The serval known to live on Mount Kilimanjaro

The serval, also known as the tierboskat, is a wild cat found in Africa. It was first described by German naturalist Johann Christian Daniel von Schreber in 1776.   What is the serval? Eighteen subspecies are recognised. The serval [ … ]

Frog populations have declined since the 1950s

A frog is any member of a diverse and largely carnivorous group of short-bodied, tailless amphibians composing the order Anura.   What is a frog? The oldest fossil “proto-frog” appeared in the early Triassic of Madagascar, but molecular clock dating suggests their origins may extend [ … ]