Finally, I tested for relationships between the oviposition preference of individual females and the mean performance and chemical defense
measures of their offspring on each host-plant species.
Marine plant-herbivore interactions: the ecology of chemical defense
. Annual Review of Ecology and Systematics 19:111-145.
and aposematic coloration in larvae of the ascidian Ecteinascidia turbinata.
Evolution of chemical defense
and dietary specialization in poison frogs (family Dendrobatidae): a comparative analysis.
The production of chemical defenses
is believed to be costly because defenses use resources that could have been allocated to growth or reproduction (Coley 1986, Herms and Mattson 1992).
He has more than 34 years of acquisition experience in the areas of systems engineering, development, test and evaluation, production, and sustainment of chemical defense
These similitudes might reflect mimicry existing between both groups, with one or more parties developing similar characteristics to others in order to reduce predation without actually possessing some sort of chemical defense
(Audesik, Audesirk, & Byers, 2003).
Clark is the joint product manager for JPO chemical defense
The number of National Service graduates in the 8th batch was 650 recruits of university and secondary degrees holders who underwent military and academic training during the training period, including infantry training, fitness, light weapons and shooting, field and combat skills, riot control, chemical defense
, civil defense and first aid, as well as religious and cultural programs and lectures.
"We are working in close collaboration with our key partner Battelle to validate and refine our joint detection solution, and we'll continue to leverage their elaborate biological and chemical defense
expertise to advance the solution to the final phase with the Government," he added.
In short beetles with more of their wings covered by red had higher levels of chemical defense
. This result was seen in both sexes, though the effect was stronger in females.