A Brown Shrike in Halifax

The authoritative published account of this appearance of the Brown Shrike appeared as:

Foxall, Roger & Ian McLaren: A Brown Shrike in Halifax, Nova Scotia: First for Canada: Birders Journal 1998. 7(1): 32-36.

Foxall and McLaren included a very detailed description of the bird and an account of its behaviour and observations here. Their conclusions (after considerable discussion) were that: