Animals

pig kidneys
Pig kidneys transplanted into body of brain-dead man
kill mosquitoes
Beet juice “blood” is a potent way to kill mosquitoes
pig heart
Surgeons transplant pig heart into Maryland man 
invasive fish
Using robotic fish to harness the “ecology of fear”
jellyfish nervous system
What the ancient, alien jellyfish can tell us about the human brain
Can artificial insemination save the ocelot?
citizen keepers
Citizen keepers are raising threatened grasshoppers
cow urine
Scientists toilet-train cows to reduce air pollution
The plant-based startup taking on food giants6:22
cultured meat for pets
Cultured meat for pets is about to hit store shelves