As every owner of a smaller dog knows, being a “big dog” is all about attitude, not size (Letters, 20 January ). Ian Grieve Gordon Bennett, Llangollen Canal Joyce Turcotte praises masks for covering up wrinkles (Letters, 16 January ), but I find them useful for covering up my yawning in face-to-face meetings. Tim Martineau WirralResearch what type of pet is best suited for your family’s personality and lifestyle. Dogs require more attention, time and energy than cats do, so if you don’t enjoy walks or hikes in the outdoors, or can’t imagine getting up on cold winter mornings to take your pet out to potty, a cat may be more your style.