The tail is often tightly coiled and can be elevated. When first disturbed hognose snakes will exhibit an elaborate bluff display consisting of an exaggerated S-coil, loud hissing and false strikes. Hognose snakes ( Heterodon sp.) are well known for their complex death feigning behavior.
hognose snakes, False spitting cobras) and has been described in lizards and crocodilians. This behavior occurs commonly in some groups of snakes (e.g. This can be seen as maintenance of a rigid posture or of a flaccid condition. This category describes a condition or state of external unresponsiveness to stimulation. These behaviors and adaptations are normal for the particular species or group discussed but to the unfamiliar hobbyist or clinician may appear to be a sign of disease or trauma.Ĭatalepsy, death feigning, tonic immobility This lecture describes some commonly seen and some less commonly seen behaviors and morphological adaptations in reptiles. There are greater than 6500 species of extant reptiles with a wide variety of behaviors and structural morphologies designed to allow them to escape notice or fight off enemies, reproduce, obtain food and adapt to their environment.
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