Quite an advantage in today’s world.

These “walking sharks” can lay eggs without spending extra energy, rewriting what scientists thought they knew about reproduction.

New research shows that epaulette sharks, often called “walking sharks,” can produce eggs without increasing their overall energy use.

New research from James Cook University has made the extraordinary discovery that epaulette sharks can reproduce and lay eggs ...

Butterflies (Papilionoidea) come in a remarkable variety of colors and patterns, from the orange majesty of the monarch to the lustrous red and blue of the peacock butterfly, but all butterflies ...

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to ...