andrew Obama
andrew Obama voted up Ray Dart's answer

Those are generally reckoned to be the corvids. Crows, Jays, Magpies, Choughs, Ravens etc. We know that crows can count (they can recognise a box with food in it by the number of spots on the top, regardless of size or disposition of the spots).

We know, by observation, that they can work out how … Read more

andrew Obama
andrew Obama voted up Ray Dart's answer

Those are generally reckoned to be the corvids. Crows, Jays, Magpies, Choughs, Ravens etc. We know that crows can count (they can recognise a box with food in it by the number of spots on the top, regardless of size or disposition of the spots).

We know, by observation, that they can work out how … Read more

andrew Obama
andrew Obama voted up Anonymous' answer

The electronic items and their usages has force in our daily life in such a way that it is not possible to spend even a few minutes without them. Just take the example of the mobile phone in our daily life. The mobile phone has changed the definition of communication style.