1. Aaltola, Elisa, Varieties of Empathy: Moral Psychology and Animal Ethics (Lanham, MD: Rowman & Littlefield International, 2018).
2. Akrami, A. et al. “Posterior parietal cortex represents sensory history and mediates its effects on behaviour”, Nature, no. 554 (2018): 368–372.
3. Anon, “Birds and Lighthouses”, Country Life (9 February 1935): 142.
4. Anon, “Bird notes from Irish lighthouses”, Country Life Illustrated (8 December 1900): 727–728.
5. Anon, “Correspondence: animal casualties on the road”, Country Life (3 February 1966): 245.