What Is A Culling Horse?

In animal breeding, it is the process of removing or segregating animals from a breeding stock based on specific trait. This is done to exaggerate desirable characteristics, or to remove undesirable characteristics by altering the genetic diversity of the population. Why are horses culled? Feral horses cause serious environmental damage. Read more…

Is Horseshoe Crab Blood Copper Based?

Horseshoe crabs are also extremely important to the biomedical industry because their unique, copper-based blue blood contains a substance called “Limulus Amebocyte Lysate”, or “LAL”. Why is horseshoe crab blood copper based? Horseshoe crabs use a copper-based molecule called hemocyanin to distribute oxygen. In nature, copper turns things blue or Read more…

Why Is The Horseshoe Crab Population Crashing?

In fact, the Delaware Bay’s Horseshoe Crab population has declined significantly, mostly due to overharvesting and habitat degredation. Why did the horseshoe crab population drastically decrease? Unfortunately, the Delaware Bay’s horseshoe crab population has declined by 90% over the last 15 years mostly due to overharvesting and habitat degradation. Why Read more…