David Lees
More ideas from David
"The mosaic pattern on an owl butterfly egg looks like a landing pad. At the center is a minute opening, called a micropyle, through which the sperm enters the egg." -Rachel Mansur

Photograph by Martin Oeggerli // Owl butterfly egg // Caligo memnon // The mosaic pattern on an owl butterfly egg looks like a landing pad. At the center is a minute opening, called a micropyle, through which the sperm enters the egg.

Coccolithophores are microscopic algae that first appeared 220 million years ago

infinity-imagined: Coccolithophores are microscopic algae that first appeared 220 million years ago, and flourished during the cretaceous period. They constantly remove carbon from the atmosphere as they die and sink to the ocean floor, producing chalk.