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In Biology / High School | 2014-06-10

Describe how the eyes of a frog close.

Asked by STBMAN

Answer (3)

Well, to close it's eyes completely a frog must pull its eyeballs deep into their sockets. By doing this a frog is able to close both its upper and lower eyelids together. :)

Answered by Anonymous | 2024-06-10

Frogs have three eyelid membranes, allowing them to see underwater and on land. They close their eyes by drawing the eyelids up, helping to maintain moisture and protect the eyes. Frogs also have a tympanum for hearing, and utilize their tongues rapidly for capturing prey.
How Frog Eyes Close
Frogs have evolved specialized eyelids that help them adapt to both aquatic and terrestrial environments. They have three eyelid membranes: one is transparent and protects the eyes while underwater, allowing them to see, whereas the other two are for when the frog is on land. When a frog closes its eyes, it typically draws the eyelids up from below, rather than down from above as humans do. This unique closure mechanism helps to maintain moisture and protect the eyes from debris. Additionally, frogs have a tympanum on each side of their head—akin to a simple ear—that assists in hearing. Unlike some reptiles, frogs do not have the ability to retract their eyes to assist swallowing prey as the swallowing process is facilitated by a rapid snap of their sticky tongue to catch and throw food down their throat.

Answered by DestinyHopeCyrus | 2024-06-24

Frogs close their eyes by pulling their eyeballs backward into their sockets, using a protective membrane called the nictitating membrane. This unique adaptation allows them to cover their eyes and still see, especially while hunting or hiding. The nictitating membrane protects the frog's eyes from debris and injury.
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Answered by Anonymous | 2024-10-31