Category Archives: Plants & Animals

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Insects Manipulated By Plants For Sex

The plants heat up and emit a toxic odor to drive pollen-covered insects out of male cycad cones, and then use a milder odor to draw the bugs into female cones so the plants are pollinated.

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Bears Use Trees To Communicate

A study suggests that male grizzlies seeking mates are marking the trees to communicate with other males – possibly to dodge deadly bear battles.

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Rules For A Pollination Three-Way

When multiple plant species occur in the same habitat and share the same pollinator, large amounts of pollen may be transferred between different species. Experiments with bats and flowers showed that greater differences in flower shape between two species decreases 'incorrect' pollen transfer and thus maximizes successful pollination.

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Keeping A Relationship Balanced

Senita cacti and senita moths have a rare, mutually dependent relationship, one of only three known dependencies in which an insect actively pollinates flowers for the purpose of assuring a food resource for its offspring.

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African Plant Discovered To Kill Mosquitoes

Polygonum Senegalese can work as a substitute to DDT in the control of malaria, since it tackles the mosquito problem right from the first stages of the mosquitos lifecycle.

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How Does A Plant Know To Defend Itself?

Sensing attack, plants frequently generate toxins, emit volatile chemicals to attract the pests natural enemies, or launch other defensive tactics.

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Zoo Landscapes Reduce Animal Stress

In addition to the significant overall improvement in the animals welfare after the shrubs were planted, the researchers found stress related behaviour specifically directed at the visitors, such as approaching the glass, reduced by 54 per cent.

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A Plant Needs Its Neighbors

Researchers found that a rare plant, Trochetia blackburniana, benefits from its proximity to Pandanus plants because they house high densities of geckos responsible for pollination.

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Pines Outwit Crossbills Outwit Pines Outwit…

As South Hills crossbills exerted selection on lodgepole pine for increased seed defenses, lodgepole pine in turn exerted selection on crossbills for larger bills to deal with these increased seed defenses.