(Phys.org) -- A new study of termites has revealed that older workers are equipped with suicide packs of chemicals on their backs to fight off intruders.
Older workers use chemical reaction to increase toxicity of 'explosive backpacks'.
Aged members of a termite species use chemical weapons to injure nest intruders, a study in Science journal shows.
Older termites build up backpacks of toxic material that they can unleash on their enemies by bursting their bodies.
When their teeth are too blunt to be of use, ageing termites defend their territory by detonating explosive backpacks
Aging insects carry explosive crystals on their backs
Older workers vanquish foes in toxic, self-sacrificial burst
Defense, like offence, is expensive for any animal. It takes resources and a lot of energy, and for some, it even comes at an ultimate sacrifice. Such is the case of a species of termite found ...
In the insect world, it pays not to mess around with old termites.
As their mandibles wear down, they engage in suicidal defense.
A species of termite sends older workers on suicide missions, scientists say.
Lee Rannals for redOrbit.com - Your Universe Online Just like wine and scotch, a species of termite has been found to just get better with age, except instead of developing tasty tannins, they ...