Not in Ontario. The Ontario Fish and Wildlife Conservation Act agrees with him providing certain conditions are met.I'm sure the hunting regs disagree with you. Killing a non domestic animal is almost certainly considered "hunting".
http://www.canlii.org/en/on/laws/stat/so-1997-c-41/latest/so-1997-c-41.html
Protection of Property
31. (1) If a person believes on reasonable grounds that wildlife is damaging or is about to damage the person’s property, the person may, on the person’s land,
(a) harass the wildlife for the purpose of deterring it from damaging the person’s property; or
(b) capture or kill the wildlife. 1997, c. 41, s. 31 (1).
Agents
(2) The person may use an agent to harass, capture or kill the wildlife under subsection (1) if the agent has the authorization of the Minister or belongs to a class of agents prescribed by the regulations. 1997, c. 41, s. 31 (2).
Exceptions
(3) Subsection (1) does not apply to,
(a) a moose or woodland caribou; or
(b) a white-tailed deer, an American elk or other wildlife prescribed by the regulations, unless the person harasses, captures or kills the wildlife in accordance with the authorization of the Minister.
(c) Repealed: 2009, c. 33, Sched. 22, s. 2 (15).
1997, c. 41, s. 31 (3); 2009, c. 33, Sched. 22, s. 2 (15).
Scope of authority
(4) A person who harasses, captures or kills wildlife under this section shall not harass, capture or kill more wildlife than is necessary to protect the property. 1997, c. 41, s. 31 (4).
Unnecessary suffering
(5) A person who harasses, captures or kills wildlife under this section shall not cause it unnecessary suffering. 1997, c. 41, s. 31 (5).
Certain provisions do not apply
(6) Sections 5 and 6, clauses 11 (1) (a) to (d), section 27 and such other provisions of this Act and the regulations as are prescribed by the regulations do not apply to a person who harasses, captures or kills wildlife under this section. 1997, c. 41, s. 31 (6).
Night hunting
(7) Section 20 does not apply to a person who, under this section, harasses, captures or kills wildlife, other than white-tailed deer, American elk or wildlife prescribed for the purpose of clause (3) (b). 2009, c. 33, Sched. 22, s. 2 (16).



















































