Dandelions are a great source of food for bees – rich in pollen and nectar, but they also contain compounds that are natural virus killers that could be used to develop new future therapies.
Plants' interactions with sound are less well understood, though it is known that flowers such as evening primroses can detect the buzzing of bees and respond by producing sweeter nectar.
" Thou shouldst save some for the little friend. Sweets to the sweet, mannling, " and Mr. Bhaer offered Jo some, with a look that made her wonder if chocolate was not the nectar drunk by the gods.
This technique lets bees get at the nectar of flowers whose shapes have evolved to encourage their pollination by insects with long tongues, which can reach down narrow tubes.
Beeline really refers to their lack of stops or distractions when flying home after collecting nectar or pollen, not that they rigidly fly like an airplane through the air.
The scientists behind the research said mosquitoes may be attracted to soap because, when they are not feeding on blood, they supplement their sugar intake with plant nectars.