As the group-specific counts in some samples are determined by both migration and survival (i.e. some fish may have migrated, rather than died), following McGinnity et al.
They may have migrated from the North Pacific via the northern strait when migration via the southern strait was blocked, even to surface dwellers, by the restricted water exchange through an almost-closed channel.
Also, I think some beer drinkers may have migrated to spirits.
The idea of small objects as packed with power may have migrated to the automotive world.
THE glitz may have migrated to the French Riviera, but Biarritz doesn't need it.
Delson wonders if Homo erectus may have migrated to Dmanisi, Georgia, but "lost" the Acheulian technology on the way.
Whiteboards may have eliminated chalk dust, chairs may have migrated from rows to groups, but a teacher still stands in front of the class, talking, testing and questioning.
The giant bird may have migrated south during winters in the Arctic, where darkness envelops the region for months at a time.
Mostly, the ITCZ remained near the Equator, but it may have migrated slightly to the north in response to strong summer heating on Laurentia, Baltica, and possibly Kazakhstania.
Having already settled the lower 48, presumably after traveling down the coast by boat, humans may have migrated back north in the bisons' wake.
Of course, the planet may have migrated to its current distance from somewhere else, in which case it would not be tidally locked.
