Be it buffalo, polar bears, humpback whales or albatross chicks, migration is a vital survival strategy for animals to feed, reproduce and find homes.

As summer spreads across our solar-powered planet, honey bees toil, snow geese breed, tadpoles awaken and lions stalk wildebeest in search of lush grass.

As snow geese, antelope, army ants and gray whales dodge predators and pollution, get a closer look at how the modern world impacts animal migration.