As herds of cattle graze (eat grass in a field) they cause ground movements that bring insects to the surface. Birds use this opportunity to feed on the insects brought above ground. what type of symbiolic relationship?

Chinese privet is a plant that is native to china. over 150 years ago, chinese privet was introduced to the united states as a fast-growing shrub that serves as an excellent privacy hedge. with no natural herbivore, chinese privet quickly established itself and spread in natural areas throughout the southeast and eastern seaboard of the united states. its dominance in these areas has jeopardized the survival of native plant species. chinese privet provides evidence that introducing non-native organisms can cause environmental damage integrated pest management strategies will not decrease chinese privet populations american gardeners can easily control the spread of chinese privet non-native plant species have type i survivorship curves

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?