The Amazon rainforest is home to jaguars, anacondas, tapirs, and more than 40,000 plant species. And yet, for most of recorded scientific history, one of its own native dogs was barely more than a ...

It usually starts with a moment that feels oddly unsettling, where your dog suddenly freezes, stares into an empty corner, or begins barking at something you simply cannot see, and in that silence, a ...