You may have heptokilinides which is a type of hallucinations where you only see birds such as ducks, chickens, eagles. ect.
It means instant death
Then your more than likely insane.
The Mediterranean Sea is large, so back in the Bronze Age, you could go days without seeing land. Sea birds tend to stick close to shore because the water isn't as deep and fish are then closer to the surface. Seeing birds meant that he was getting close to shore.
Probably a crow or raven not a penguin
All birds can see blue, and much better than humans can.
The first animals the Pilgrims would have seen in the Americas were birds. Seeing birds let the people on the ship know that they were getting near land.
What you are probably seeing is the birds 'tongue" or hyoid apparatus A birds tongue is unlike the mammals tongue whereas it has bone and is less flexible than what you know to be a tongue.
Please explain the context of your question, as seeing them always reminds me of the freedoms my country secures for me.
Chickens are not very fast birds seeing that their top speed is only seven miles per hour.
Showing a plant opening in a speeded up format. Seeing the rings of Saturn up close in a telescope. Seeing how birds and insects fly in slow motion. A really good juggler.
We aren't seeing a diagram so you might want to try editing your question
Seeing stars or birds circling the heads of cartoon characters has been happening for a very long time. They are cartoon representations of the phrases 'I'll hit you so hard you'll see stars' or 'I was hit so hard I could hear the birdies sing'.