Toucans reintroduced 50 years ago disperse seeds of endangered trees in Brazil

More than 50 years ago, the ariel toucan was reintroduced to Tijuca National Park, the world’s largest urban forest, located in Rio de Janeiro in southeastern Brazil. Now, a new study finds that the bird, which became locally extinct in the 1960s, has almost entirely settled back into its original role in the ecosystem, serving […]