[3] They suffer a significant cost to personal survival when they breed, rather than conforming to the "prudent parent" reproductive strategy that life history theory predicts for long-lived mammals.

A group of small volcanic islands lying in McMurdo Sound, just south of Cape Evans.

The largest of the Dellbridge Islands, about 1 nautical mile (1.9 km; 1.2 mi) long and 135 metres (443 ft) high, lying south of Cape Evans.

Discovered by the BrNAE under Scott, 1901-04, and so named because of its size and similarity to nearby Big Razorback Island.

The bay name appears to be first used on a map of the British Antarctic Expedition (1910-13) and is in association with Turks Head.

Charted and so named by the British Antarctic Expedition under Scott, 1910-13, because it was here that a descent to the sea ice was made.

Cliffs on the west side of Hut Point Peninsula, about 2 nautical miles (3.7 km; 2.3 mi) north of Ford Rock.

Small island lying in Erebus Bay close west of Hut Point Peninsula.

[13] This article incorporates public domain material from websites or documents of the United States Geological Survey.