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THREATENED WILDLIFE SPECIES
In 2014, Arizona used fish poison to clear an invasive fish from Virgin River after mechanical removal methods failed. Then the red shiner came backFor years, conservationists waged a relentless battle against the invasive red shiner in the Virgin River. Initial rotenone treatments show...- James Cagney and brother bought California grassland in the 1940s; after parts were sold, six decades later the remaining 417 acres became a wildlife havenHollywood actor James Cagney and his brother William once owned hundreds of acres near Ramona, California. Decades later, 417 acres of the ...
- In 2001, USDA researchers released salvinia weevils in Texas and Louisiana; by 2003, weed cover had fallen near release sites while untreated controls stayed chokedA tiny weevil has proven to be a powerful ally in the battle against giant salvinia, an invasive aquatic weed. Tested in Texas and Louisian...
- Why just one scrap of microplastic can cause high cholesterol and kidney damage in young seabirdsTiny microplastics infiltrate even the most isolated ecosystems around the globe, posing serious threats to wildlife health. These minuscul...
- Georgia won UNESCO World Heritage status for the 636-square-mile Okefenokee Swamp to bolster conservation; the result raised global attention around a wetland home to 15,000 alligators and hundreds of speciesGeorgia's Okefenokee Swamp received UNESCO World Heritage status. This recognition highlights its rich biodiversity and vital role as a car...
- Beginning in the 1900s, U.S. hunters imported Eurasian wild boar for sport; today’s feral swine threaten firefly larvae and turtle nests across the SoutheastWild pigs are destroying firefly larvae and turtle eggs in southeastern parks. These invasive animals root up the soil, disrupting delicate...
- Washington state biologists reintroduced beavers on tributaries, and within years their dams slowed stream flow and rebuilt banks that resist erosionWildlife departments are making strides in reintroducing beavers to rejuvenate damaged stream ecosystems. These industrious creatures help ...
- In the late 1800s, California introduced red foxes for hunting and fur farms; at Seal Beach, they drove light-footed Ridgway's rails down to just 5 pairs in 7 yearsIn the late 1800s, non-native red foxes wreaked havoc on the population of Ridgway's rails, bringing them perilously close to extinction. F...
- In 1978, Turkey Point workers found 1 crocodile nest when Florida had fewer than 300 left. 48 years later, about 400 live in its canals, turning a nuclear plant into an unlikely crocodile habitatAn unexpected discovery at Turkey Point nuclear plant in 1978 initiated a crocodile recovery. Engineers built canals which created an accid...
- In 1836, a pangolin from Nepal entered a London museum collection. 190 years later, scientists sequenced its preserved DNA and confirmed Manis aurita as a distinct species, giving conservationists a new tool against poachingA historic pangolin specimen from 1836 helped confirm Manis aurita as a distinct species. This discovery aids conservationists in identifyi...
- In 1990s, Samoa released a predatory flatworm as a weapon against giant African land snails. 49 years later, the predator has outlived its original target-control mission and threatens native snails insteadThe introduction of the predatory flatworm, Platydemus manokwari, to Samoa aimed to tackle the invasive giant African snails. However, this...
- In 2024, New Jersey regulators halted a floating solar project on the 2,000-acre Wanaque Reservoir. 2 years later, a 10-MW state incentive revived plans for what could become America's largest floating solar farmWanaque Reservoir floating solar is back in development, with New Jersey supporting a new 10 MW project on a major drinking-water reservoir...
- In 1961, Hawaii introduced black-tailed deer to Kauai for sport hunting; a later survey found them across about half of sampled locationsIn 1961, Columbian black-tailed deer were introduced to Kauai primarily for sport hunting. Over the years, these non-native deer have proli...
- Burmese pythons invaded Florida’s Everglades in the 1980s; decades later, the decline in raccoon, opossum and bobcat population number is staggeringBurmese pythons, an invasive species in Florida's Everglades, have caused severe declines in native wildlife over the past several decades....
- Australian couple bought a cattle farm and planted 34,000 trees. Years later, koalas and wildlife are returningIn 2020, Australian couple Brett and Lisa Vercoe bought a 30-hectare former cattle property near Coffs Harbour in New South Wales and began...
- In the 1990s, a predatory flatworm was released in Samoa to control giant African snails; it later drove native island snails toward extinctionBiological control efforts introduced the New Guinea flatworm to Pacific islands. This predator began hunting native land snails, pushing t...
- In 1988, English farmer stopped cultivating his entire 377-acre wheat farm; 35 years later, it became one of central England’s biggest refuges for scrub, woodland and rare wildlifeNearly 40 years ago, an English farmer made the decision to stop intensive wheat farming, paving the way for the Strawberry Hill nature res...
- A Florida couple bought a 45-acre swamp to save it from development; 15 years later, 275 wood storks were nesting there in a thriving wildlife havenA Florida couple purchased a cypress swamp to protect its wildlife habitat. They actively managed the land, creating a thriving sanctuary f...
- In 1905, Hawaii introduced mosquitofish to fight mosquitoes. More than 100 years later, the fish is threatening native wildlifeAn invasive species, mosquitofish, introduced to Hawaii in 1905 poses a significant threat to the islands' native freshwater ecosystem. The...
- How a mosquitofish brought in to kill mosquito larvae became major freshwater ecosystem problemA fish introduced to Hawaii over a century ago now threatens native freshwater wildlife. The mosquitofish, brought to control mosquitoes, n...
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