The Orange Baboon Tarantula, Pterinochilus murinus, is a striking and fascinating species known for several noteworthy characteristics. First, its vivid orange coloration, particularly in younger individuals and males, makes it visually striking among tarantula species. As they mature, males typically develop a more subdued orange-brown hue, while females retain a deeper orange coloration. This tarantula species is also notable for its defensive behavior; when threatened, it may adopt a defensive posture, lifting its front legs and displaying its fangs as a warning. Additionally, Pterinochilus murinus lacks urticating hairs, relying instead on its agility and potent venom for defense against predators and threats.

Secondly, Pterinochilus murinus is renowned for its unique feeding habits and hunting techniques. It is an ambush predator, waiting patiently at the entrance of its burrow or on the ground near its retreat for passing prey. Once detected, the tarantula swiftly captures its prey using its sharp fangs and venom, which immobilizes and begins to digest the prey. This species is known to consume a variety of small invertebrates and occasionally small vertebrates that venture near its burrow. Their feeding behavior and ability to thrive in semi-arid environments highlight their adaptability and ecological role as predators, contributing to the balance of prey populations in their native African habitats.