When oxygen disappears, most fish suffocate. This one ferments its own metabolism and waits months for spring beneath frozen ...

Antarctic icefish are famous for living without red blood cells, but they are not alone. A species of needle-shaped, ...

1. Introduction to histotechniques and fish gross anatomy -- 2. Tissues of fishes -- 3. The skeleton of fish -- 4. Skin and associated sense structures -- 5. The respiratory system -- 6.

While humans can regularly replace certain cells, like those in our blood and gut, we cannot naturally regrow most other parts of the body. For example, when the tiny sensory hair cells in our inner ...

New Delhi: After invading the human brain, nanoplastics have now breached another biological frontier—the red blood cells of aquatic life. These microscopic plastics can easily enter the bodies of ...