What is the BIOTIC (living) factor that the antlions and the jumping spiders are competing for? Plz help this was due yesterday!!!

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

and after water is usually warmed by the sun the water temperature raises and then evaporates .

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?