The more circular the Earth’s orbit, the less differences in?

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

1) strawberry plants typically reproduce by making runners, which are miniature versions of themselves, that grow off of the roots and stems of the parent. this type of vegetative reproduction is known as a) pollination. b) fragmentation. c) binary fission. d) vegetative propogation.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?