1: Get rid of the circle and end the telephone call (4,3)
2: Cereal vermin seized by superb 16-down (11)
4: I tear to pieces in a fury (5)
6: Segregate horses around the object of a hunt (6,3)
7: Drongo lacks even a pet (3)
13: Hostile warning: one man has captured the queen (11)
15: Lada, for example, gets favourite treatment for VIPs (3,6)
17: Servile son, first prodigal (7)
18: Curate ran immediately back inside tower (7)
20: Intrinsically, lilac queries development of wood varnish (7)
22: Monsieur is immersed in unspecified French river (5)
25: He wrote a bit of poetry! (3)