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Ivory seized Feb. 2, 2018 from poachers convicted of killing 11 elephants in and around Nouabale-Ndoki National Park in the Republic of Congo. (Z. Labuschagne / Wildlife Conservation Society)

As part of a growing movement to undermine the bloody practice of elephant and rhino poaching, Illinois has become the ninth state to ban the sale of ivory and rhino horn.

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(Anne Brooke / U.S. Fish and Wildlife Service)

As part of a relatively new Lincoln Park Zoo project, guano from bats across the Chicago area is collected and tested for levels of cortisol, an indicator of stress. 

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(Courtesy Friends of the Chicago River)

The structures, which look like doghouses without doors or windows, rest atop 12-foot stilts and can accommodate as many as 2,000 bats. Is this the year the bats will move in?

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Conservationists are preparing to release about 20 smooth green snakes, like the one pictured here, into an enclosed setting on July 25. (Courtesy Lincoln Park Zoo)

Conservation-minded volunteers in suburban Barrington are attracting snakes to their own backyards – on purpose.

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A group of Caribbean reef sharks swims in the Bahamas’ shark sanctuary, which prevents harvesting of shark species anywhere within a 630,000 square-kilometer safe haven of Bahamian waters. (Courtesy Shedd Aquarium)

With the 30th anniversary of the Discovery Channel’s popular “Shark Week” fast approaching, the Shedd Aquarium is calling on visitors to help protect a key habitat for “one of the world’s most misunderstood species.”

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Orangutans are one of humankind’s closest cousins. We meet a baby orangutan as she takes a trip to the doctor.

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(skeeze / Pixabay)

A new program aims to create or preserve nearly 2 million acres of habitat across the U.S. for monarch butterflies, which could face extinction in 20 years. 

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Once a year, scientists and veterinarians check on nesting birds at Baker’s Lake in Cook County, where they can also learn a lot about the environment – and predict possible health concerns for humans.

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(Courtesy of Peggy Notebaert Nature Museum)

We peek behind the scenes at an exotic butterfly sanctuary in Chicago, and learn how volunteers help scientists track butterfly populations.

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Ivory seized Feb. 2 from poachers convicted of killing 11 elephants in and around Nouabale-Ndoki National Park in the Republic of Congo. (Z. Labuschagne / Wildlife Conservation Society)

A growing number of states are taking up bans on the sale of ivory in an effort to curb elephant and rhinoceros poaching and undermine the $20 billion-per-year enterprise of wildlife trafficking. Illinois could be next.

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(Dr. Matt O’Connor / ©Shedd Aquarium)

A Chicago-based animal care expert is playing a key role in an unprecedented effort to save thousands of critically endangered tortoises that were found in squalid conditions in an abandoned home off the southeast coast of Africa.

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(Tanya Martinez / Puerto Rico Department of Natural and Environmental Resources)

One of the world’s most endangered birds finds itself in even greater peril after a hurricane ripped through its habitat last year. But you can help – by drinking beer. 

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(Karen Murchie / ©Shedd Aquarium)

Why more than two dozen volunteers have been tracking migrations of white and longnose suckers, an often overlooked family of fish. 

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(Courtesy of Peggy Notebaert Nature Museum)

We peek behind the scenes at an exotic butterfly sanctuary in Chicago, and learn how volunteers help scientists track butterfly populations.

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(Wisconsin Department of Natural Resources / Dan Nedrelo)

Spring serves as mating season for all sorts of animals found in Illinois, but no creature goes about it quite like the wood frog.

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Conservationists have installed five bat houses in Cook County since 2016 to provide safe maternity colonies where female bats can give birth and nurse their pups. (Courtesy Friends of the Chicago River)

Three years after they began installing bat houses along waterways in Cook County, conservationists are hoping the bats will start moving in this year.