Volunteers unload one of 35 dogs flown from Texas shelters to Seattle in Hurricane Harvey's aftermath. The dogs arriving in Seattle were already in Texas shelters when Harvey hit and are being transferred so animals displaced by the flooding can be cared for until they can be reunited with their families.
The typical asymmetrical lymphedema (lower limb swelling) seen in podoconiosis. The skin on the affected limbs is thickened with warty and mossy nodules. The toes are disfigured with joint fixation typical of advanced podoconiosis disease.
Christine Kihembo/ASTMH & AJTMH
A refinery in Deer Park, Texas, in the aftermath of Hurricane Harvey. Some residents and environment groups are worried about toxic chemicals that could be emitted into the air if there's any damage.
Brendan Smialowski/AFP/Getty Images
These dead sharks were discovered aboard a Chinese-flagged vessel found off Ecuador earlier this month with some 300 tons of marine species, several of which are in danger of extinction.
Galapagos National Park via AP