Which of the following animals cannot stick out its tongue? Answer

Which of the following animals cannot stick out its tongue? Answer The formidable crocodile possesses an incredibly rigid mouth structure that prevents it from ever extending its tongue outward. Evolution favored this unique limitation to safeguard the reptile from its own crushing bite force, which can easily shatter bone. A dense layer of connective tissue glues the entire muscle firmly to the jaw's base. This structural design ensures the tongue never accidentally slips between those razor-sharp teeth during chaotic, high-speed feeding frenzies on land or underwater. Beyond protecting the animal from self-injury, this immobile oral setup interacts perfectly with a specialized throat barrier. While mammals use flexible tongues to manipulate and swallow food, this apex predator relies entirely on gravity and violent head lunges to toss meat directly downward. The fixed tongue allows a powerful internal valve to snap tightly shut like an airtight bulkhead. This specialized seal completely isolates the respiratory system, allowing the massive hunter to drown heavy prey without flooding its lungs.