Dennis Perren

7 Added | 1 Magazine | 2 Likes | 3 Following | @dennisp5 | Keep up with Dennis Perren on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Dennis Perren”

Top 25 Wild Bird Photographs of the Week #48

Cuckoos, woodstars, plumeleteers, skimmers, weavers, bee-eaters, grenadiers, laughingthrushes and ground rollers… The wild birds of the world will never cease to astound and amaze. Their natural habitat, however, is disappearing rapidly and most populations are under threat or, at least, in …

Top 25 Wild Bird Photographs of the Week #44

<b>Wild birds are descended from the time of the dinosaurs. They have seen the continents drift apart, saying goodbye to long-lost cousins as the oceans widened between them. They have managed to occupy almost all terrestrial ecosystems and can even swim better than most fish. They followed the</b> …

8 things you didn't know about the Australian Koalas

Koalas: Mellow marsupials or delinquent bears? This Aussie icon has more than a few tall tales attached to its furry behind, but how much do we …

Oil Train Tragedy in Canada Spotlights Rising Crude Transport by Rail

The explosive train derailment that killed at least five people and left dozens missing in a Canadian lakeside town focused attention on North America's skyrocketing use of rail to transport its booming oil production.<p><b>With authorities still reckoning the death toll from the explosive train</b> …

Pictures: Mexico Volcano Spews Ash 2 Miles High

Popocatepetl, one of the world's most active volcanoes, has rumbled to life again, coating nearby regions with ash.

Chaos and Confusion Following Elephant Poaching in a Central African World Heritage Site

Changing Planet<p>As poachers fired on forest elephants inside the Dzanga-Ndoki National Park, a World Heritage Site in the Central African Republic (CAR), the impotence of foreign governments and non-governmental organizations in preventing the slaughter of wildlife amid political chaos was, once …

Moth’s Superhearing Evolved to Escape Bats

Wildlife & Wild Places<p><b>The greater wax moth can hear at a higher frequency than any other animal on Earth, according to a new study.</b><p>These insects, whose ears are each only about the size of a pinhead, can recognize sounds between 30 and 300 kilohertz (kHz)—a range never before seen in the animal …