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Every year in Namibia, about two thousand zebras suddenly disappear from their grazing area along the Chobe River. Months later, the herd returns. Where do they go? And why? Thanks to satellite-tracking collars, scientists were able to solve the mystery, but several questions remain. Award-winning science author Sandra Markle reveals the process scientists used to study the zebras, and she also delves into the science of migration, exploring how animals...
Author
Pub. Date
[2018]
Language
English
Description
"A historically large irruption of snowy owls during the winter of 2013-2014 brought them across the eastern US, and farther south than usual. Scientists used this opportunity to attach GPS tracking devices to some snowy owls to increase understanding of their winter behavior and migration."--
Author
Pub. Date
[2018]
Language
English
Description
Southern white rhinos are in trouble. For years, a rumor has been spreading that their horns can be used to cure cancer, and poachers have been targeting these creatures. Sandra Markle takes readers behind the scenes to see how civilians, volunteer organizations, and African governments are working together to protect rhinos.
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English
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Top-selling science author Sandra Markle presents the story of whale sharks-the largest fish on the planet. Facing threats from commercial fishing as well as climate change, they were categorized as endangered in 2016. Find out how scientists are working to study and protect these gentle giants of the ocean.
Author
Pub. Date
[2014]
Language
English
Description
"Honeybees are a crucial part of our food chain. As they gather nectar from flowers to make sweet honey, these bees also play an important role in pollination, helping some plants produce fruit. But large numbers of honeybees are disappearing every year ... and no one knows why. Is a fungus kill ing them? Could a poor diet be the cause? What about changes to bees' natural habitat? In this real-life science mystery,scientists and beekeepers are working...
Author
Pub. Date
[2015]
Language
English
Description
"This informative title sheds light on a mystery of nature: how little brown bats, nature's insect eaters, are mysteriously dying in their caves during hibernation. Each chapter takes readers into the problems that plague this endangered member of our ecosystem, describing how teams of scientists examined how "white-nose syndrome," caused by a fungus called Pd, is infecting the brown bat population. Scientists have searched different caves and mines...
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