Frog Legs Dancing with a Little Salt
Dead Frog's Muscle contractions twitches occurs when the Salt is pored on it. When a creature dies, its neurons don't stop working right away. The neurons react to the sodium ions in the salt so this triggers the still-working neurons into firing, signalling the muscles to contract. Salt can do the same thing as electricity because salt contains sodium ions. Sodium (and potassium) ions are used in cells to create voltage differences inside of the cell is slightly negatively charged. Sodium ions enter the cell through the open sodium channels. The positive charge that they carry makes the inside of the cell slightly less negative...
Yellow Perch Fish Delivering Eleven Babies
Live-bearing fish, often simply called livebearers, are fish that retain the eggs inside the body and give birth to live, free-swimming young. Here an adult Livebearer was caught on hook that started delivering eleven babies is captured on camera.
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