Here is the full list of all 1079 Dinosaur Hunt achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
CAMPAIGN
USE FLASHLIGHT
WEAPON17
LEVEL1
LEVEL2
LEVEL3
LEVEL4
LEVEL5
LEVEL6
LEVEL7
LEVEL8
LEVEL9
LEVEL10
LEVEL11
LEVEL12
LEVEL13
LEVEL14
LEVEL15
LEVEL16
LEVEL17
LEVEL18
LEVEL19
WEAPON37
HEAD_SHOT41_20
HEAD_SHOT41_21
HEAD_SHOT41_22
HEAD_SHOT41_23
HEAD_SHOT41_24
HEAD_SHOT41_25
HEAD_SHOT41_26
HEAD_SHOT41_27
HEAD_SHOT41_28
HEAD_SHOT41_29
HEAD_SHOT41_30
HEAD_SHOT41_31
KILLS_25_31
KILLS_25_30
KILLS_25_28
KILLS_25_29
KILLS_25_27
KILLS_25_26
HEAD_SHOT41_19
KILLS_25_25
HEAD_SHOT41_17
HEAD_SHOT41_18
KILLS_25_22
KILLS_25_23
KILLS_25_24
HEAD_SHOT41_16
KILLS_25_21
KILLS_25_20
HEAD_SHOT41_15
KILLS_25_19
KILLS_25_16
KILLS_25_17
KILLS_25_18
KILLS_25_15
KILLS_25_13
KILLS_25_14
HEAD_SHOT41_12
HEAD_SHOT41_13
HEAD_SHOT41_14
KILLS_25_12
KILLS_25_11
HEAD_SHOT41_11
SCORE MORE KILLS
HEAD_SHOT41_10
HEAD_SHOT41_4
HEAD_SHOT41_5
HEAD_SHOT41_6
HEAD_SHOT41_7
HEAD_SHOT41_8
HEAD_SHOT41_9
HEAD_SHOT41_3
HEAD_SHOT41_0
HEAD_SHOT41_1
HEAD_SHOT41_2
HEAD_SHOT40_30
HEAD_SHOT40_31
HEAD_SHOT40_29
HEAD_SHOT40_28
HEAD_SHOT40_27
HEAD_SHOT40_8
HEAD_SHOT40_9
HEAD_SHOT40_10
HEAD_SHOT40_11
HEAD_SHOT40_12
HEAD_SHOT40_13
HEAD_SHOT40_14
HEAD_SHOT40_15
HEAD_SHOT40_16
HEAD_SHOT40_17
HEAD_SHOT40_18
HEAD_SHOT40_19
HEAD_SHOT40_20
HEAD_SHOT40_21
HEAD_SHOT40_22
HEAD_SHOT40_23
HEAD_SHOT40_24
HEAD_SHOT40_25
HEAD_SHOT40_26
HEAD_SHOT40_7
HEAD_SHOT40_6
HEAD_SHOT40_5
HEAD_SHOT40_3
HEAD_SHOT40_4
HEAD_SHOT40_1
HEAD_SHOT40_2
HEAD_SHOT40_0
HEAD_SHOT39_31
HEAD_SHOT39_30
HEAD_SHOT39_29
HEAD_SHOT39_27
HEAD_SHOT39_28
HEAD_SHOT39_23
HEAD_SHOT39_24
HEAD_SHOT39_25
HEAD_SHOT39_26
HEAD_SHOT39_20
HEAD_SHOT39_21
HEAD_SHOT39_22
HEAD_SHOT39_16
HEAD_SHOT39_17
HEAD_SHOT39_18
HEAD_SHOT39_19
HEAD_SHOT39_12
HEAD_SHOT39_13
HEAD_SHOT39_14
HEAD_SHOT39_15
HEAD_SHOT39_10
HEAD_SHOT39_11
HEAD_SHOT39_9
HEAD_SHOT39_7
HEAD_SHOT39_8
HEAD_SHOT39_2
HEAD_SHOT39_3
HEAD_SHOT39_4
HEAD_SHOT39_5
HEAD_SHOT39_6
HEAD_SHOT39_1
WEAPON23
HEAD_SHOT38_13
HEAD_SHOT38_14
HEAD_SHOT38_15
HEAD_SHOT38_16
HEAD_SHOT38_17
HEAD_SHOT38_18
HEAD_SHOT38_19
HEAD_SHOT38_20
HEAD_SHOT38_21
HEAD_SHOT38_22
HEAD_SHOT38_23
HEAD_SHOT38_24
HEAD_SHOT38_25
HEAD_SHOT38_26
HEAD_SHOT38_27
HEAD_SHOT38_28
HEAD_SHOT38_29
HEAD_SHOT38_30
HEAD_SHOT38_31
HEAD_SHOT39_0
HEAD_SHOT38_12
HEAD_SHOT38_11
HEAD_SHOT38_10
HEAD_SHOT38_9
HEAD_SHOT38_8
HEAD_SHOT38_7
HEAD_SHOT38_6
HEAD_SHOT38_5
HEAD_SHOT38_2
HEAD_SHOT38_3
HEAD_SHOT38_4
HEAD_SHOT37_30
HEAD_SHOT37_31
HEAD_SHOT38_0
HEAD_SHOT38_1
HEAD_SHOT37_29
HEAD_SHOT37_28
HEAD_SHOT37_27
HEAD_SHOT37_24
HEAD_SHOT37_25
HEAD_SHOT37_26
HEAD_SHOT37_21
HEAD_SHOT37_22
HEAD_SHOT37_23
HEAD_SHOT37_19
HEAD_SHOT37_20
HEAD_SHOT37_15
HEAD_SHOT37_16
HEAD_SHOT37_17
HEAD_SHOT37_18
HEAD_SHOT37_11
HEAD_SHOT37_12
HEAD_SHOT37_13
HEAD_SHOT37_14
HEAD_SHOT37_9
HEAD_SHOT37_10
HEAD_SHOT37_4
HEAD_SHOT37_5
HEAD_SHOT37_6
HEAD_SHOT37_7
HEAD_SHOT37_8
HEAD_SHOT36_31
HEAD_SHOT37_0
HEAD_SHOT37_1
HEAD_SHOT37_2
HEAD_SHOT37_3
HEAD_SHOT36_26
HEAD_SHOT36_27
HEAD_SHOT36_28
HEAD_SHOT36_29
HEAD_SHOT36_30
WEAPON35
HEAD_SHOT35_21
HEAD_SHOT35_23
HEAD_SHOT35_25
HEAD_SHOT35_27
HEAD_SHOT35_29
HEAD_SHOT35_31
HEAD_SHOT36_1
HEAD_SHOT36_3
HEAD_SHOT36_5
HEAD_SHOT35_22
HEAD_SHOT35_24
HEAD_SHOT35_26
HEAD_SHOT35_28
HEAD_SHOT35_30
HEAD_SHOT36_0
HEAD_SHOT36_2
HEAD_SHOT36_4
HEAD_SHOT36_6
HEAD_SHOT36_7
HEAD_SHOT36_8
HEAD_SHOT36_9
HEAD_SHOT36_10
HEAD_SHOT36_11
HEAD_SHOT36_12
HEAD_SHOT36_13
HEAD_SHOT36_14
HEAD_SHOT36_15
HEAD_SHOT36_16
HEAD_SHOT36_17
HEAD_SHOT36_18
HEAD_SHOT36_19
HEAD_SHOT36_20
HEAD_SHOT36_21
HEAD_SHOT36_22
HEAD_SHOT36_23
HEAD_SHOT36_24
HEAD_SHOT35_20
HEAD_SHOT35_19
HEAD_SHOT35_18
HEAD_SHOT35_15
HEAD_SHOT35_17
HEAD_SHOT35_16
HEAD_SHOT35_14
HEAD_SHOT35_13
HEAD_SHOT35_12
WEAPON21
HEAD_SHOT35_11
HEAD_SHOT35_10
HEAD_SHOT35_9
HEAD_SHOT35_8
HEAD_SHOT35_7
KILLS_DESC_20_15
HEAD_SHOT35_5
HEAD_SHOT35_6
KILLS_DESC_20_14
HEAD_SHOT35_3
HEAD_SHOT35_4
KILLS_DESC_20_13
HEAD_SHOT34_31
HEAD_SHOT35_1
HEAD_SHOT35_0
HEAD_SHOT35_2
KILLS_DESC_20_12
HEAD_SHOT34_30
KILLS_DESC_20_11
KILLS_DESC_20_10
HEAD_SHOT34_29
KILLS_DESC_19_22
KILLS_DESC_19_24
KILLS_DESC_19_26
KILLS_DESC_19_28
KILLS_DESC_19_30
KILLS_DESC_19_21
KILLS_DESC_20_0
KILLS_DESC_19_23
KILLS_DESC_20_2
KILLS_DESC_19_25
KILLS_DESC_19_27
KILLS_DESC_19_29
KILLS_DESC_20_8
KILLS_DESC_19_31
KILLS_DESC_20_1
KILLS_DESC_20_9
HEAD_SHOT34_9
HEAD_SHOT34_11
HEAD_SHOT34_13
HEAD_SHOT34_15
HEAD_SHOT34_17
HEAD_SHOT34_19
HEAD_SHOT34_21
HEAD_SHOT34_23
HEAD_SHOT34_25
HEAD_SHOT34_27
HEAD_SHOT34_8
HEAD_SHOT34_10
HEAD_SHOT34_12
HEAD_SHOT34_14
HEAD_SHOT34_16
HEAD_SHOT34_18
HEAD_SHOT34_20
HEAD_SHOT34_22
HEAD_SHOT34_24
HEAD_SHOT34_26
HEAD_SHOT34_28
KILLS_DESC_19_20
KILLS_DESC_19_19
KILLS_DESC_19_18
HEAD_SHOT34_7
KILLS_DESC_19_17
HEAD_SHOT34_3
HEAD_SHOT34_5
HEAD_SHOT34_2
HEAD_SHOT34_4
HEAD_SHOT34_6
KILLS_DESC_19_14
KILLS_DESC_19_13
KILLS_DESC_19_15
KILLS_DESC_19_12
KILLS_DESC_19_11
HEAD_SHOT34_1
KILLS_DESC_19_10
KILLS_DESC_19_9
HEAD_SHOT34_0
KILLS_DESC_19_8
EVEN MORE KILLS
HEAD_SHOT33_31
HEAD_SHOT33_30
HEAD_SHOT33_29
HEAD_SHOT33_28
HEAD_SHOT33_27
HEAD_SHOT33_26
HEAD_SHOT33_21
HEAD_SHOT33_23
HEAD_SHOT33_25
HEAD_SHOT33_22
HEAD_SHOT33_24
WEAPON20
HEAD_SHOT33_3
HEAD_SHOT33_5
HEAD_SHOT33_7
HEAD_SHOT33_9
HEAD_SHOT33_11
HEAD_SHOT33_13
HEAD_SHOT33_15
HEAD_SHOT33_17
HEAD_SHOT33_19
HEAD_SHOT33_2
HEAD_SHOT33_4
HEAD_SHOT33_6
HEAD_SHOT33_8
HEAD_SHOT33_10
HEAD_SHOT33_12
HEAD_SHOT33_14
HEAD_SHOT33_16
HEAD_SHOT33_18
HEAD_SHOT33_20
HEAD_SHOT33_1
HEAD_SHOT33_0
HEAD_SHOT32_31
HEAD_SHOT32_30
HEAD_SHOT32_29
HEAD_SHOT32_28
WEAPON9
HEAD_SHOT32_27
HEAD_SHOT32_26
HEAD_SHOT32_25
HEAD_SHOT32_24
WEAPON18
HEAD_SHOT32_23
HEAD_SHOT32_22
HEAD_SHOT32_21
HEAD_SHOT32_20
HEAD_SHOT32_19
HEAD_SHOT32_18
HEAD_SHOT32_17
HEAD_SHOT32_16
HEAD_SHOT32_15
HEAD_SHOT32_14
HEAD_SHOT32_11
HEAD_SHOT32_13
HEAD_SHOT32_12
HEAD_SHOT32_9
HEAD_SHOT32_8
HEAD_SHOT32_10
HEAD_SHOT32_7
HEAD_SHOT32_5
HEAD_SHOT32_6
HEAD_SHOT32_4
WEAPON10
WEAPON14
WEAPON15
KILLS_DESC_16_15
KILLS_DESC_16_18
HEAD_SHOT31_28
HEAD_SHOT31_31
HEAD_SHOT32_1
HEAD_SHOT32_3
HEAD_SHOT31_30
HEAD_SHOT32_0
HEAD_SHOT32_2
HEAD_SHOT31_26
HEAD_SHOT31_24
HEAD_SHOT31_22
HEAD_SHOT31_20
Survive 15 minutes on Easy
Survive 15 minutes on Medium
Survive 15 minutes on Hard
HEAD_SHOT31_19
HEAD_SHOT31_18
KILLS_DESC_15_31
KILLS_DESC_15_30
HEAD_SHOT31_17
KILLS_DESC_15_29
HEAD_SHOT31_16
HEAD_SHOT31_15
HEAD_SHOT31_12
HEAD_SHOT31_14
HEAD_SHOT31_11
HEAD_SHOT31_13
HEAD_SHOT31_10
HEAD_SHOT31_9
KILLS_DESC_15_28
HEAD_SHOT31_8
WEAPON26
KILLS_DESC_15_0
KILLS_DESC_15_1
KILLS_DESC_15_2
KILLS_DESC_15_3
KILLS_DESC_15_4
KILLS_DESC_15_5
KILLS_DESC_15_6
KILLS_DESC_15_7
KILLS_DESC_15_8
KILLS_DESC_15_9
KILLS_DESC_15_10
KILLS_15_11
KILLS_15_12
KILLS_DESC_15_13
KILLS_DESC_15_14
KILLS_DESC_15_15
KILLS_DESC_15_16
KILLS_DESC_15_17
KILLS_DESC_15_18
KILLS_DESC_15_19
KILLS_DESC_15_20
KILLS_DESC_15_21
KILLS_DESC_15_22
KILLS_DESC_15_23
KILLS_DESC_15_24
KILLS_DESC_15_25
KILLS_DESC_15_26
KILLS_DESC_15_27
HEAD_SHOT30_4
HEAD_SHOT30_6
HEAD_SHOT30_8
HEAD_SHOT30_10
HEAD_SHOT30_12
HEAD_SHOT30_14
HEAD_SHOT30_16
HEAD_SHOT30_18
HEAD_SHOT30_20
HEAD_SHOT30_22
HEAD_SHOT30_24
HEAD_SHOT30_26
HEAD_SHOT30_28
HEAD_SHOT30_30
HEAD_SHOT31_0
HEAD_SHOT31_2
HEAD_SHOT31_4
HEAD_SHOT30_5
HEAD_SHOT30_7
HEAD_SHOT30_9
HEAD_SHOT30_11
HEAD_SHOT30_13
HEAD_SHOT30_15
HEAD_SHOT30_17
HEAD_SHOT30_19
HEAD_SHOT30_21
HEAD_SHOT30_23
HEAD_SHOT30_25
HEAD_SHOT30_27
HEAD_SHOT30_29
HEAD_SHOT30_31
HEAD_SHOT31_1
HEAD_SHOT31_3
HEAD_SHOT31_7
HEAD_SHOT30_2
HEAD_SHOT30_1
HEAD_SHOT30_3
HEAD_29_30
HEAD_SHOT30_0
HEAD_29_29
HEAD_29_31
KILLS_DESC_14_31
KILLS_DESC_14_30
KILLS_DESC_14_29
KILLS_DESC_14_28
KILLS_DESC_14_27
KILLS_DESC_14_24
KILLS_DESC_14_25
KILLS_DESC_14_26
KILLS_DESC_14_23
KILLS_DESC_14_21
KILLS_DESC_14_22
KILLS_DESC_14_20
KILLS_DESC_14_19
WEAPON27
KILLS_DESC_14_17
KILLS_DESC_14_18
KILLS_DESC_14_16
KILLS_DESC_14_15
HEAD_29_28
KILLS_DESC_14_14
KILLS_DESC_14_13
KILLS_DESC_14_12
WEAPON13
WEAPON24
WEAPON25
KILLS_DESC_13_29
KILLS_DESC_13_30
KILLS_DESC_13_31
KILLS_DESC_14_0
KILLS_DESC_14_1
KILLS_DESC_14_2
KILLS_DESC_14_3
KILLS_DESC_14_4
KILLS_DESC_14_5
KILLS_DESC_14_6
KILLS_DESC_14_7
KILLS_DESC_14_8
KILLS_DESC_14_9
KILLS_DESC_14_10
KILLS_DESC_14_11
HEAD_29_18
HEAD_29_20
HEAD_29_22
HEAD_29_24
HEAD_29_26
HEAD_29_16
HEAD_29_19
HEAD_29_21
HEAD_29_23
HEAD_29_25
HEAD_29_27
HEAD_29_15
WEAPON22
KILLS_DESC_13_28
HEAD_29_13
HEAD_29_12
HEAD_29_11
HEAD_29_10
HEAD_29_9
KILLS_DESC_13_26
KILLS_DESC_13_27
KILLS_DESC_13_25
HEAD_29_7
HEAD_29_8
HEAD_29_4
HEAD_29_5
HEAD_29_6
KILLS_DESC_13_24
KILLS_DESC_13_23
KILLS_DESC_13_22
HEAD_29_1
HEAD_29_2
HEAD_29_3
HEAD_28_31
HEAD_29_0
KILLS_DESC_13_21
KILLS_DESC_13_20
HEAD_28_30
KILLS_DESC_13_19
WEAPON11
KILLS_DESC_13_18
KILLS_DESC_13_17
100 HEADSHOTS
KILLS_DESC_13_16
HEAD_28_28
HEAD_28_29
HEAD_28_27
HEAD_28_26
HEAD_28_24
HEAD_28_25
HEAD_28_23
KILLS_DESC_13_15
KILLS_DESC_13_14
HEAD_28_22
KILLS_DESC_13_13
KILLS_DESC_13_11
KILLS_DESC_13_12
KILLS_DESC_13_9
KILLS_DESC_13_10
HEAD_28_18
HEAD_28_19
HEAD_28_20
HEAD_28_21
HEAD_28_17
KILLS_DESC_13_8
HEAD_28_16
KILLS_DESC_13_6
KILLS_DESC_13_7
KILLS_13_4
KILLS_DESC_13_5
HEAD_28_15
KILLS_DESC_13_3
KILLS_DESC_13_2
KILLS_DESC_13_1
KILLS_13_0
KILLS_DESC_12_31
KILLS_DESC_12_30
HEAD_28_14
100 KILLS
KILLS_DESC_12_29
KILLS_DESC_12_28
HEAD_28_13
KILLS_DESC_12_27
HEAD_28_12
KILLS_DESC_12_26
KILLS_DESC_12_25
KILLS_DESC_12_23
KILLS_DESC_12_24
HEAD_28_9
HEAD_28_10
HEAD_28_11
KILLS_DESC_12_22
WEAPON36
KILLS_DESC_12_21
KILLS_DESC_12_18
KILLS_DESC_12_19
KILLS_DESC_12_20
KILLS_DESC_12_14
KILLS_DESC_12_15
KILLS_DESC_12_16
KILLS_DESC_12_17
KILLS_DESC_12_13
KILLS_DESC_12_12
KILLS_DESC_12_11
WEAPON19
KILLS_DESC_12_10
HEAD_28_8
KILLS_DESC_12_9
KILLS_DESC_12_6
KILLS_DESC_12_7
KILLS_DESC_12_8
KILLS_DESC_12_5
KILLS_DESC_12_4
HEAD_28_7
KILLS_DESC_12_3
HEAD_28_6
50 HEADSHOTS
WEAPON6
WEAPON7
WEAPON16
KILLS_11_9
KILLS_11_10
KILLS_11_11
KILLS_11_12
KILLS_11_13
KILLS_11_14
KILLS_11_15
KILLS_11_16
KILLS_11_17
KILLS_11_18
KILLS_11_19
KILLS_11_20
KILLS_11_21
KILLS_11_22
KILLS_11_23
KILLS_11_24
KILLS_11_25
KILLS_11_26
KILLS_11_27
KILLS_11_28
KILLS_11_29
KILLS_11_30
KILLS_11_31
KILLS_DESC_12_0
KILLS_DESC_12_1
KILLS_DESC_12_2
HEAD_27_12
HEAD_27_13
HEAD_27_14
HEAD_27_15
HEAD_27_16
HEAD_27_17
HEAD_27_18
HEAD_27_19
HEAD_27_20
HEAD_27_21
HEAD_27_22
HEAD_27_23
HEAD_27_24
HEAD_27_25
HEAD_27_26
HEAD_27_27
HEAD_27_28
HEAD_27_29
HEAD_27_30
HEAD_27_31
HEAD_28_0
HEAD_28_1
HEAD_28_2
HEAD_28_3
HEAD_28_4
HEAD_28_5
KILLS_11_8
HEAD_27_11
KILLS_11_7
KILLS_11_6
HEAD_27_10
KILLS_11_5
HEAD_27_9
KILLS_11_4
HEAD_27_8
KILLS_11_3
HEAD_27_7
KILLS_11_2
HEAD_27_6
KILLS_11_1
WEAPON5
WEAPON12
KILLS_10_25
KILLS_10_26
KILLS_10_27
KILLS_10_28
KILLS_10_29
KILLS_10_30
KILLS_10_31
KILLS_11_0
KILLS_10_24
HEAD_27_5