It weighs only 400 grams, but scientists consider it one of the smartest animals alive. On World Brain Day 2026, discover how the New Caledonian crow makes tools, solves puzzles and is reshaping ...

There is a huge variety of bird species in the animal kingdom that are unique and have different abilities, which makes them different from each other. Thus, some of these animals are smart and are ...

When we think about intelligence, humans often come to mind first - but the smartest animals in the world are proving that brainpower exists far beyond our species. Across oceans, forests, skies, and ...

Which animal is the most intelligent and might even rival humans in cleverness? PETBOOK provides an overview of the world's ...