Lack of milkweed is only a problem for caterpillars during the summer. Monarch butterflies face the most pressing risks in autumn.
Scientists have built a model circuit that solves the mystery of one of nature's most famous journeys - the great migration of monarch butterflies from Canada to Mexico.
To cross the Sahara every autumn and spring, a little songbird snaps out of its nocturnal travel habits and flies for 40-60 hours, a study has found.
Storks in southern Europe have become junk food junkies.
SOME common migrating birds – including the blackcap, (pictured above) – are staying in the UK for two weeks or more longer than half a century ago.
Some species of plants are capable of colonizing new habitats thanks to birds that transport their seeds in their plumage or digestive tract.
White storks are addicted to junk food and make round-trips of almost 100km to get their fix - according to new research from the University of East Anglia.
What links Africa’s small scale farmers, gender equality and European birders? Migratory birds that form a tangible link between Europe, Central Asia and Africa.
Hummingbirds weigh only about 0.1 oz (3-4 grams), but they can travel up to 1,300 miles (2,092 kilometers) non-stop. We just don't know yet whether they actually do so during their winter migration.
Hundreds of migratory birds are bidding an early adieu to Kashmir this year because of unusually hot temperatures and scant rain and snowfall.
NEW BRUNSWICK, N.J., March 2 (UPI) -- New research suggests a dragonfly known as the globe skimmer -- named for its wide distribution -- is the world's longest-distance flyer.
Birds that migrate the greatest distances have more new neurons in the regions of the brain responsible for navigation and spatial orientation, suggests a new paper published in Scientific Reports.
In-depth studies have indicated that rapid declines in three species of shorebird that migrate between Siberia and Australia is due to land reclamation along China's Yellow Sea coastline.
Migratory birds that are ‘set in their ways’ could be more vulnerable to environmental impacts – according to new research from the University of East Anglia (UEA).
Agra: Warm winters are keeping birds away from the Soor Sarovar Wild Life Sanctuary in Agra. Despite being the peak birding season, very few migratory birds have arrived in the western part of the state yet.
India has become the 54th country to sign the Memorandum of Understanding on the Conservation of Migratory Birds of Prey in Africa and Eurasia (Raptors MOU), an important international agreement to protect migratory birds of prey.
The cackle and cry of Kashmir's annual bird migration has long been a welcome ruckus for those living in the Indian-controlled Himalayan territory. It signals the summer's end, the coming snows and the global importance of Kashmir's environment for species arriving from as far as northern Europe ...
Habitat destruction along routes taken by the world's migratory birds poses an increasing peril to these long-distance fliers, with a vast majority crossing terrain that nations are inadequately protecting, according to scientists.
Eels hold tight to their biological secrets, so much so that Aristotle mused that they must be sexless creatures spontaneously emerging from the “earth’s guts.” Now, at least one eel enigma is finally a step closer to being solved.
BRISBANE, Australia, Dec. 3 (UPI) -- According to a new study published in the journal Science, more than 90 percent of migratory bird species are without adequate protections.
New Action Plans for Seabirds, Eurasian Curlew, Grey Crowned Crane, Long-tailed Duck, Northern Bald Ibis, Shoebill and Taiga Bean Goose Adopted
Monarch butterfly populations are expected to nearly quadruple thanks to efforts made by North American countries, said Mexican authorities. The population had witnessed a 90 percent plunge since peaking in the 1990s.
Cultural traditions among Southern right whale populations are shaping their genetic patterns, according to a study led by the University of St Andrews.
ATHENS, Ga., Nov. 4 (UPI) -- Female monarch butterflies are more gifted fliers and successful migrators than their male peers. According to researchers at the University of Georgia, females are empowered by their wings.
This charismatic wading bird saw its numbers soar from just 288 individuals in the 1980’s, to over 3,000 in 2015, but coastal developers will need to find a way to share intertidal areas with these birds if they are to survive.
SEATTLE, Oct. 28 (UPI) -- Trout retire too. But unlike humans, who tend to work their lives in cities to retire to the country or the coast, Alaskan sea trout save up fat to trade their ocean adventures for the full-time tranquility of freshwater.
MIAMI, Oct. 21 (UPI) -- By comparing the movements of tagged fish with ocean heat content maps, researchers at the University of Miami were able to uncover unique patterns in migratory fish behavior.
The migration of animal species is a common natural event that happens each autumn across the North American continent. Many species of birds and even mammals, such as the great whales, travel thousands of miles to over-winter in warmer climates. Check out these photos of one of the most spectac ...
Monarch butterflies have begun entering Mexico on their annual migration from the United States and Canada.
Putting out birdfeed in Britain's gardens is shifting the migration of one particular winter visitor, the blackcap, scientists say.
Who actually enjoys long-haul flights? One seabird seems to – the ancient murrelet. It travels almost 8000 kilometres across the north Pacific, then does the whole slog again in reverse, for no obvious benefit.
Each summer, female monarch butter-flies flutter around their breeding grounds in northern North America in search of nectar, a mate, and a milkweed plant on which to lay eggs.
Our national parks do not exist in isolation. Air circulates, water flows, animals migrate and man-made pollution is indifferent to the boundaries it crosses, and the climate it alters, with effortless ease.
It turns out that tiger sharks are more like birds than fish when it comes to their migration patterns.
Tiger sharks are among the largest and most recognizable sharks on the planet, yet many of their habits remain mysterious because they are long-distance travelers that are hard to track.
Canada has signed an agreement with the United States and Mexico to protect migratory bats.
A whale's journey across the Pacific Ocean is the longest recorded migration of any mammal, say scientists.
Malta has narrowly rejected proposals to ban controversial spring hunting, during which migrating birds are shot before they can breed.
A diminutive songbird weighing the equivalent of just three teaspoons of sugar can fly over the north Atlantic, scientists have said, resolving a 50-year mystery.
Many birds spend only a few months of the year in their breeding range before leaving to spend the winter in another region or even on another continent, and models that only make use of data from one season may not paint a complete picture.
MIGRATORY songbirds in East Asia are in trouble, according to new research. The study calls for national action and international cooperation to deal with threats, as well as more monitoring and research to help understand and protect this unique migration system.
BOZEMAN, Mont. — IT was near the United States-Mexico border that we attracted the attention of the Mexican military. My scientific colleagues and I — American and Mexican — were there to conduct research on large carnivores when we were stopped by several officers with rifles slung over their s ...
The coastlines and islands of Bab Al-Mandeb (“Gateway of Anguish”)—a strait separating southwest Yemen from Djibouti and Eritrea, connecting the Red Sea with the Gulf of Aden—provides refuge for hundreds of thousands of migratory birds each year.
Migratory birds may be spreading viruses that cause bird flu around the world, say scientists.
The world's migrating monarch butterfly population has bounced back slightly from its record low last year, but the new numbers are still the second smallest on record.
The species is being reviewed for potential addition to the Endangered Species list. Can tourism help save the butterfly?
Following the contours of the mountain saves the birds precious energy, and also improves their chances of catching an updraft.
People love the monarch butterfly, with its beautiful orange and black wings and its endlessly intriguing migratory journey. But some may be loving it to death.
MOUNT VERNON, VIRGINIA— Soon after daybreak just south of Washington in Virginia, a small group of bird watchers peers through binoculars, excited about seeing a variety of birds.
When millions of monarch butterflies take to the sky and fly thousands of kilometres from the United States and southern Canada to Mexico, the view is breathtaking. But over the last few decades, their numbers have plummeted, and last year hit an all-time low.