18K views · 137 reactions | Watch this beautiful time-lapse video of a tadpole's growth to frog. The process of transformation by which animals undergo extreme and rapid physical changes sometime after birth is called metamorphosis. (Video: victorharold/Instagram) #LearningNeverStops #MondayThoughts #AnimalVideo #Nature | India Today | Facebook

Do you recognize this sound? Considered by many as the announcement of spring, this distinct, loud, high-pitched “peep” is the call of a spring peeper. More often heard than seen, these very small, pale-brown frogs can be recognized by the X-shaped mark on their backs. #WildlifeWednesday | NYS Department of Environmental Conservation

11K views · 569 reactions | How do you define the term "spring peeper" ? 1⃣ Any frog I hear in the spring 2⃣ Anything peeping in the spring 3⃣ Pseudacris crucifer 4⃣ Any frog, I am chaotic and possibly evil 5⃣ Stop it, I live in the west  Megan Seymour/USFWS. A spring peeper's vocal sac inflates as it makes several short "peep" calls. | U.S. Fish and Wildlife Service | Facebook