Three species of the genus Piper (P. cenocladum C.DC., P. fimbriulatum C.DC., P. sagittifolium C.DC.) from the wet evergreen forest of Costa Rica are associated with ants of the genus Pheidole in what ...

When an animal parent has a child, both will belong to the same species. Humans beget humans, combfish beget combfish, and ...

Around 4,000 plant species from different parts of the world secrete nectar outside their flowers, such as on their stems or leaves, through secretory glands known as extrafloral nectaries. Unlike ...