4  Taxi seen in Majorca beach (3)

 7  Avail benefit of American energy (3)

 9  Old hidden sentry recaptured building after destruction of explosive crate (5)

10 Wan, like domestic fowl (5)

11 Pretty average record for beginners? (3)

12 Mechanical part of photographic equipment's timeless (3)

13 Cops push out Post Office lady at first to freeze (3)

14 Chinese vessel's working without ring (3)

15 Bend to get Archer's equipment (3)

16 Second person's young, not no good (3)

17 Ganglord returns to convey acceptance (3)

18 Throwing out muesli preparation from automobiles being driven about? That's prohibited! (5)

20 US zoo manufactures Greek liquor (5)

22 Therefore, cry endlessly (2)

25 Oddly rejected pork? That's fine! (2)

27 Snap irregular hoop around tub in the beginning (5)

29 After releasing oxygen, sago mixture produces hydrogen, for example (3)

31 This hole may vary/ooze around North pole? Quite the contrary (5)

33 Devil's wimpish to some extent (3)

34 Melodious Cyril is excited by a libretto, to begin with (7)

35 Protected area for blood sucking creature (not Chinese) (3)

36 It's a company number, perhaps (3)

37 Not even rum (3)

38 Half-goddess exists (2)

40 Obtained animal without a... (3)

42 ... boating accident - a'int badly lost in marsh (3)

44 That man Herod's lost his stick (2)

45 Excitedly bore my fertilised egg (6)

49 Damaged trolleybus after dropping injured bull and shellfish (6)

52 Gray scaffolding has beams (4)

53 Cube root worked out without cue by automaton (5)

54 Prepays regularly for some edible seeds (4)

55 Squashed pests on staircases (5)

56 Where all the lovebirds may finally end up nesting, after all the billing and cooing, in the Danube delta (3)

57 Hits wasps flying around model after losing patience, initially (5)

 1  Glad to invest couple of pounds, at first, in cattle food (5)

 2  Come up and arrange tours around Pennsylvania at first (6)

 3  In case of failure, one may eat this bird returning in Stow orchard (4)

 4  Decapitated duck in front of two ducks after initially cutting old timer's bird (6)

 5  Indian clerk gets some money for tall grass plant (6)

 6  Howl endlessly after first sad drama, for example (4)

 7  Nuclear fusion running wild without careful arrangement results in syntheses (6)

 8  Correct document by adding some sort of dash before the conclusion (5)

19 Subject for study: heartless boy taking possession of damaged igloo (7)

21 Reshaped oozy log for study of animal kingdom (7)

22 Second pizza, in the beginning, is colder and hotter! (7)

23 German electrician rewires home endlessly (3)

24 Siamese nurse disembarked from train (3)

25 Half of 36: An egoist likes this number (3)

26 They may be finders, but they may work in zoos (7)

28 Choose old piano tuner at first (3)

29 Wounded tiger has no energy, but displays valour (4)

30 Mobilise cabs to get protective covering (4)

32 Erstwhile part of Colditz (3)

39 Send back vehicles. That's clever! (5)

41 Dutch astronomer's theoretical cloud displays a couple of discs, right? (4)

43 Udhagamandalam's roundabouts have some topiary by end of July (4)

44 Organ's hot - organ's got some temperature (5)

46 Not later than 3rd of February / earlier than end of January (2)

47 Indian money held by Vice President? Please reply briefly (1,1,1,1)

48 Violent houseboys dropped playful hussy's instrument (4)

50 Bring forth liquid in church's pews (4)

51 Last half of note becomes the last note (2)