At Easter time, people recall the story of Peter denying Jesus three times before the rooster crowed. Some scientists tried to figure out what clicks the rooster's clock alarm.
Darlings of the Cambrian Explosion, trilobites had spotted markings and sophisticated eyes. Some have been exceptionally well preserved as fossils, down to the level of individual cells.
Here are examples of recent claims in science that seem to contradict what some would consider intuitively obvious. They should be kept in mind when evaluating other scientific truisms, like evolution.
Some things in nature get attributed to Darwinian evolution, but might be better seen as manifestations of design or other alternative, non-Darwinian mechanisms.