Sandra Markle
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English
Description
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. Despite the marine sanctuaries set aside to protect whale sharks, their population is still decreasing. These gentle giants may be accidentally caught in fishing nets, fished by poachers, or hit by a ship's propeller. But new conservation methods, which include enlisting...
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English
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Panamanian golden frogs aren't just cute, little, and yellow. They're also the national symbol of Panama. But they started to disappear about fifteen years ago. What's killing them? Could it be a change in their habitat? What about pollution? Might it be a result of climate change? Follow a team of scientists working to save these frogs and protect frog populations worldwide in this real-life science mystery.
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English
Formats
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 gentle 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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Discusses how scientists use camera technology to study the diet, behavior, and habitat of woolly monkeys, a critically endangered keystone species in the Amazon Basin, in hopes of understanding more about the animals and their role in the Manu Biosphere Reserve. Also discusses key issues in rainforest conservation and the monkey's role in the ecosystem. Includes an activity.
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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...
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English
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Great white sharks can weigh thousands of pounds, and their enormous tail fins send them zooming through the water in pursuit of prey. Find out how these top predators hunt and raise their young.
"Clear, lively language takes readers right into the predator's world with effective use of statistics, narrative descriptions, and analogies. . . . First-rate presentations on a popular subject area."-School Library Journal
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English
Description
After oil was discovered in Murchison Falls National Park in Uganda, which was home to nearly all the country's Nubian giraffes, conservationists knew they had to do something. So in 2015, they hatched a plan to move some of these animals, which are critically endangered, across a river to safer territory. But there was no bridge and giraffes can't swim. The solution involved transporting the world's tallest land animal by truck and by barge. Follow...