Leaf of Drosera plant modifies to trap insects.
Because they trap insects. Examples are Drosera, Utricularia and Napenthes etc.
Generally insects
Because they are carnivores. They eat anmals not the food they produce.
Well, they have to trap insects so that they can get energy (food) to survive.
Drosera rupicola was created in 1982.
no -sundews can trap flies, but sundews are members of the Genus Drosera whereas Venus Flytraps are of the Genus Dionaea. Sundews have a different technique for trapping insects, which involves using sticky dew, and using tentacles that can wrap around prey. Venus flytraps use trigger hairs to quickly snap their trap shut. Refer to related link for more information
venus fly trap
Yes, there is such things as this;Octopus plants (Drosera species) are carnivorous plants found throughout the world. There are over 120 different species of Drosera plants, according to the Carnivorous Plant Society. Also called "Sundews," these plants trap and slowly digest small insects to obtain nutrients. For this reason, Droseras are often found growing in nutrient-poor soil. Nicknamed "octopus" for their rosette shape and often long, slender foliage, Drosera plants are found on every continent except Antartica. They are easy to care for and are often grown as indoor plants.
Drosera menziesii was created in 1824.
Drosera regia was created in 1926.
Drosera subtilis was created in 1982.