Trees retaliate when their fig wasps don't service them

Figs and fig wasps have evolved to help each other out: Fig wasps lay their eggs inside the fruit where the wasp larvae can safely develop, and in return, the wasps pollinate the figs.

Olive trees were first domesticated 7,000 years ago

A joint study by researchers from Tel Aviv University and the Hebrew University unraveled the earliest evidence for domestication of a fruit tree. The researchers analyzed remnants of charcoal from the Chalcolithic site of ...

Ancient 'fig wasp' lived tens of millions of years before figs

A 115-million-year-old fossilized wasp from northeast Brazil presents a baffling puzzle to researchers. The wasp's ovipositor, the organ through which it lays its eggs, looks a lot like those of present-day wasps that lay ...

Warmer temperatures make new USDA plant zone map obsolete

Gardeners and landscapers may want to rethink their fall tree plantings. Warming temperatures have already made the U.S. Department of Agriculture's new cold-weather planting guidelines obsolete, according to Dr. Nir Krakauer, ...

New phase proposed in the relationship between figs and wasps

In an article published at journal Acta Oecologica, Brazilian biologist Luciano Palmieri Rocha has proposed a new phase of the development cycle of fig trees (Ficus carica) and their specific pollinators, fig wasps from the ...

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