Natural Selection?

It was probably attacked by a crow, but fell from its nest.A chick of a brown-eared bulbul was on a busy road.A parent bird was crying loudly on the power line above, but there was nothing the flightless chick could do.A sad event. witnessed the
The phenomenon of the Natural Selection is common in the natural world, but I wonder if it also exists in our human world.
The general public tends to agree blindly, especially among us Japanese. We need to look around once again and be self-aware.