Sperm whales live in clans with distinctive cultures, much like those of humans, a study has found. Using underwater microphones and drone surveys, Hal Whitehead, a sperm whale scientist at Dalhousie University, in Halifax, Canada, examined the sounds the animals made and their feeding habits and found they organised themselves into groups of up to […]
In recent years, the landscape of education has been fundamentally transformed by the advent of digital technology, particularly through the use of educational apps. These apps have revolutionized the way students engage with their curriculum, offering innovative methods to access and assimilate knowledge. From elementary schools to prestigious universities, the impact of these applications is […]
There has long been interest in comparing the biology of placental and marsupial mammals, and how distinct traits relate to adaptations and convergent eco-morphological niches in different parts of the world. One trait of interest is the pattern of tooth replacement. “Unlike humans, or dogs or many other animals that have a baby set and […]
The stream through western Alaska never looked like this before. In aerial photography from the 1980s, it wove cleanly through the tundra, thin as thread. Today, in satellite images, it appears as a string of black patches: one large pond after another, dozens of metres apart. It’s a transformation that is happening across the Arctic, […]
It is cold so up we puff But sometimes that is Not enough. So humans do a daily Good deed Put some food out here So we can feed Thank you.
Over the past 50 years, lion numbers have decreased by three-quarters. Only 20,000 to 40,000 of these majestic big cats survive in the wild today. A third of lion deaths are a result of poaching, and even where lions are killed in retaliation over livestock predation, in many cases their body parts are harvested for […]
In February 2021, a period of national mourning was declared in Bolivia after 34 Andean condors were found dead. The images that circulated on social media showed a desolate scene in an area of the town of Laderas Norte, located about 20 kilometers (12 miles) from Tarija, the largest city in the country’s south. Today, […]
Globally, invasive species account for $423bn in losses each year, with a significant portion concentrated in the United States. They are estimated to cost US $120bn in damages annually, though the number has probably changed as the latest assessment dates back to 2005. Whether its travel or the transportation of goods, human activity has contributed […]