"A perfectly preserved dinosaur egg highlights link to modern birds
Embryonic dinosaur fossils are extremely rare. It is the first time any have shown signs of a distinctive birdlike posture known as “tucking” — with the head under the right arm."
Link to the science paper
@zleap True, there might be still many wonders. I think approx more 90 % of the deep sea for example isn't explored at all. Due to the high pressure. The world is full of wonders :) One just need to open their eyes.