Complex sentence: Although mongooses readily attack snakes, they have extreme difficulty in combatting vipers and constrictors, as cobras and other elapids lose fighting energy through their intense bluff, and will end up easy to overpower.
Split into simpler sentences: Although mongooses readily attack snakes, they have extreme difficulty in combatting vipers and constrictors. Cobras and other elapids lose fighting energy through their intense bluff, and will end up easy to overpower.