Are animals smart? From dolphin language to toolmaking crows, lots of species have obvious intelligence
Many animals show signs of high intelligence, including strong memory, self-awareness and communication skills.
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The 12 Smallest Birds in the World and Where to Find Them
It is not a real surprise that the smallest birds in the world belong to the family Trochilidae, commonly known as hummingbirds. However, even within the hummingbird family, there are large ...