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.
HEAD_SHOT41_31
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HEAD_SHOT41_13
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HEAD_SHOT41_8
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HEAD_SHOT41_7
HEAD_SHOT41_6
HEAD_SHOT41_5
HEAD_SHOT41_4
HEAD_SHOT41_3
HEAD_SHOT41_2
HEAD_SHOT41_1
HEAD_SHOT41_0
HEAD_SHOT40_31
HEAD_SHOT40_30
HEAD_SHOT40_29
HEAD_SHOT40_28
HEAD_SHOT40_27
HEAD_SHOT40_26
HEAD_SHOT40_25
HEAD_SHOT40_24
HEAD_SHOT40_23
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HEAD_SHOT40_20
HEAD_SHOT40_19
HEAD_SHOT40_18
HEAD_SHOT40_17
HEAD_SHOT40_16
HEAD_SHOT40_15
HEAD_SHOT40_14
HEAD_SHOT40_13
HEAD_SHOT40_12
HEAD_SHOT40_11
HEAD_SHOT40_10
HEAD_SHOT40_9
HEAD_SHOT40_8
HEAD_SHOT40_7
HEAD_SHOT40_6
HEAD_SHOT40_5
HEAD_SHOT40_4
HEAD_SHOT40_3
HEAD_SHOT40_2
HEAD_SHOT40_1
HEAD_SHOT40_0
HEAD_SHOT39_31
HEAD_SHOT39_30
HEAD_SHOT39_29
HEAD_SHOT39_28
HEAD_SHOT39_27
HEAD_SHOT39_26
HEAD_SHOT39_25
HEAD_SHOT39_24
HEAD_SHOT39_23
HEAD_SHOT39_22
HEAD_SHOT39_21
HEAD_SHOT39_19
HEAD_SHOT39_20
HEAD_SHOT39_18
HEAD_SHOT39_17
HEAD_SHOT39_16
HEAD_SHOT39_15
HEAD_SHOT39_13
HEAD_SHOT39_14
HEAD_SHOT39_12
HEAD_SHOT39_11
HEAD_SHOT39_10
HEAD_SHOT39_9
HEAD_SHOT39_7
HEAD_SHOT39_8
HEAD_SHOT39_6
HEAD_SHOT39_5
HEAD_SHOT39_4
HEAD_SHOT39_3
HEAD_SHOT39_2
HEAD_SHOT39_1
HEAD_SHOT39_0
HEAD_SHOT38_31
HEAD_SHOT38_30
HEAD_SHOT38_29
HEAD_SHOT38_28
HEAD_SHOT38_27
HEAD_SHOT38_26
HEAD_SHOT38_25
HEAD_SHOT38_24
HEAD_SHOT38_23
HEAD_SHOT38_22
HEAD_SHOT38_21
HEAD_SHOT38_20
HEAD_SHOT38_19
HEAD_SHOT38_18
HEAD_SHOT38_17
HEAD_SHOT38_16
HEAD_SHOT38_15
HEAD_SHOT38_14
HEAD_SHOT38_13
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_4
HEAD_SHOT38_3
HEAD_SHOT38_2
HEAD_SHOT38_1
HEAD_SHOT38_0
HEAD_SHOT37_31
HEAD_SHOT37_30
HEAD_SHOT37_29
HEAD_SHOT37_28
HEAD_SHOT37_27
HEAD_SHOT37_26
HEAD_SHOT37_25
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HEAD_SHOT37_23
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HEAD_SHOT37_19
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HEAD_SHOT37_17
HEAD_SHOT37_16
HEAD_SHOT37_15
HEAD_SHOT37_14
HEAD_SHOT37_13
HEAD_SHOT37_12
HEAD_SHOT37_11
HEAD_SHOT37_10
HEAD_SHOT37_9
HEAD_SHOT37_8
HEAD_SHOT37_7
HEAD_SHOT37_6
HEAD_SHOT37_5
HEAD_SHOT37_4
HEAD_SHOT37_3
HEAD_SHOT37_2
HEAD_SHOT37_1
HEAD_SHOT37_0
HEAD_SHOT36_31
HEAD_SHOT36_30
HEAD_SHOT36_29
HEAD_SHOT36_28
HEAD_SHOT36_27
HEAD_SHOT36_26
HEAD_SHOT36_24
HEAD_SHOT36_23
HEAD_SHOT36_22
HEAD_SHOT36_21
HEAD_SHOT36_20
HEAD_SHOT36_19
HEAD_SHOT36_18
HEAD_SHOT36_17
HEAD_SHOT36_16
HEAD_SHOT36_15
HEAD_SHOT36_14
HEAD_SHOT36_13
HEAD_SHOT36_12
HEAD_SHOT36_11
HEAD_SHOT36_10
HEAD_SHOT36_9
HEAD_SHOT36_8
HEAD_SHOT36_7
HEAD_SHOT36_6
HEAD_SHOT36_5
HEAD_SHOT36_4
HEAD_SHOT36_3
HEAD_SHOT36_2
HEAD_SHOT36_1
HEAD_SHOT36_0
HEAD_SHOT35_31
HEAD_SHOT35_30
HEAD_SHOT35_29
HEAD_SHOT35_28
HEAD_SHOT35_27
HEAD_SHOT35_26
HEAD_SHOT35_25
HEAD_SHOT35_24
HEAD_SHOT35_23
HEAD_SHOT35_22
HEAD_SHOT35_21
HEAD_SHOT35_20
HEAD_SHOT35_19
HEAD_SHOT35_18
HEAD_SHOT35_17
HEAD_SHOT35_16
HEAD_SHOT35_15
HEAD_SHOT35_14
HEAD_SHOT35_13
HEAD_SHOT35_12
HEAD_SHOT35_11
HEAD_SHOT35_10
HEAD_SHOT35_9
HEAD_SHOT35_8
HEAD_SHOT35_7
HEAD_SHOT35_6
HEAD_SHOT35_5
HEAD_SHOT35_4
HEAD_SHOT35_3
HEAD_SHOT35_2
HEAD_SHOT35_1
HEAD_SHOT35_0
HEAD_SHOT34_31
HEAD_SHOT34_30
HEAD_SHOT34_29
HEAD_SHOT34_28
HEAD_SHOT34_27
HEAD_SHOT34_26
HEAD_SHOT34_25
HEAD_SHOT34_24
HEAD_SHOT34_23
HEAD_SHOT34_22
HEAD_SHOT34_21
HEAD_SHOT34_20
HEAD_SHOT34_19
HEAD_SHOT34_18
HEAD_SHOT34_17
HEAD_SHOT34_16
HEAD_SHOT34_15
HEAD_SHOT34_14
HEAD_SHOT34_13
HEAD_SHOT34_12
HEAD_SHOT34_11
HEAD_SHOT34_10
HEAD_SHOT34_9
HEAD_SHOT34_8
HEAD_SHOT34_7
HEAD_SHOT34_6
HEAD_SHOT34_5
HEAD_SHOT34_4
HEAD_SHOT34_3
HEAD_SHOT34_1
HEAD_SHOT34_2
HEAD_SHOT34_0
HEAD_SHOT33_31
HEAD_SHOT33_30
HEAD_SHOT33_29
HEAD_SHOT33_28
HEAD_SHOT33_27
HEAD_SHOT33_26
HEAD_SHOT33_25
HEAD_SHOT33_24
HEAD_SHOT33_23
HEAD_SHOT33_22
HEAD_SHOT33_21
HEAD_SHOT33_20
HEAD_SHOT33_19
HEAD_SHOT33_17
HEAD_SHOT33_18
HEAD_SHOT33_16
HEAD_SHOT33_15
HEAD_SHOT33_14
HEAD_SHOT33_13
HEAD_SHOT33_11
HEAD_SHOT33_12
HEAD_SHOT33_10
HEAD_SHOT33_9
HEAD_SHOT33_8
HEAD_SHOT33_7
HEAD_SHOT33_6
HEAD_SHOT33_5
HEAD_SHOT33_4
HEAD_SHOT33_3
HEAD_SHOT33_2
HEAD_SHOT33_1
HEAD_SHOT33_0
HEAD_SHOT32_31
HEAD_SHOT32_30
HEAD_SHOT32_29
HEAD_SHOT32_27
HEAD_SHOT32_28
HEAD_SHOT32_26
HEAD_SHOT32_25
HEAD_SHOT32_24
HEAD_SHOT32_23
HEAD_SHOT32_22
HEAD_SHOT32_21
KILLS_25_31
HEAD_SHOT32_20
KILLS_25_30
KILLS_25_29
HEAD_SHOT32_19
KILLS_25_28
HEAD_SHOT32_18
KILLS_25_27
KILLS_25_26
HEAD_SHOT32_17
KILLS_25_25
KILLS_25_23
KILLS_25_24
KILLS_25_22
HEAD_SHOT32_16
KILLS_25_21
KILLS_25_20
HEAD_SHOT32_15
KILLS_25_19
KILLS_25_18
HEAD_SHOT32_14
KILLS_25_17
KILLS_25_16
HEAD_SHOT32_13
KILLS_25_14
KILLS_25_15
HEAD_SHOT32_11
HEAD_SHOT32_12
KILLS_25_13
HEAD_SHOT32_10
KILLS_25_12
HEAD_SHOT32_9
KILLS_25_11
HEAD_SHOT32_8
SCORE MORE KILLS
HEAD_SHOT32_7
HEAD_SHOT32_6
HEAD_SHOT32_5
HEAD_SHOT32_4
HEAD_SHOT32_3
HEAD_SHOT32_2
HEAD_SHOT32_1
HEAD_SHOT32_0
HEAD_SHOT31_31
HEAD_SHOT31_30
HEAD_SHOT31_28
HEAD_SHOT31_26
HEAD_SHOT31_24
HEAD_SHOT31_22
HEAD_SHOT31_20
HEAD_SHOT31_19
HEAD_SHOT31_18
HEAD_SHOT31_17
HEAD_SHOT31_16
HEAD_SHOT31_15
HEAD_SHOT31_14
HEAD_SHOT31_13
HEAD_SHOT31_12
HEAD_SHOT31_11
HEAD_SHOT31_10
HEAD_SHOT31_9
HEAD_SHOT31_8
HEAD_SHOT31_7
HEAD_SHOT31_4
HEAD_SHOT31_3
HEAD_SHOT31_2
HEAD_SHOT31_1
HEAD_SHOT31_0
HEAD_SHOT30_31
HEAD_SHOT30_30
HEAD_SHOT30_29
KILLS_DESC_20_15
KILLS_DESC_20_14
HEAD_SHOT30_28
KILLS_DESC_20_13
KILLS_DESC_20_12
HEAD_SHOT30_27
KILLS_DESC_20_11
HEAD_SHOT30_26
KILLS_DESC_20_10
HEAD_SHOT30_25
KILLS_DESC_20_9
HEAD_SHOT30_24
KILLS_DESC_20_8
HEAD_SHOT30_23
HEAD_SHOT30_22
HEAD_SHOT30_21
HEAD_SHOT30_20
HEAD_SHOT30_19
HEAD_SHOT30_18
KILLS_DESC_20_2
HEAD_SHOT30_17
KILLS_DESC_20_1
KILLS_DESC_20_0
KILLS_DESC_19_31
KILLS_DESC_19_30
KILLS_DESC_19_29
HEAD_SHOT30_16
KILLS_DESC_19_28
HEAD_SHOT30_15
KILLS_DESC_19_27
HEAD_SHOT30_14
KILLS_DESC_19_26
HEAD_SHOT30_13
KILLS_DESC_19_25
KILLS_DESC_19_24
KILLS_DESC_19_23
HEAD_SHOT30_12
KILLS_DESC_19_22
HEAD_SHOT30_11
KILLS_DESC_19_21
KILLS_DESC_19_20
KILLS_DESC_19_19
KILLS_DESC_19_18
HEAD_SHOT30_10
KILLS_DESC_19_17
KILLS_DESC_19_15
KILLS_DESC_19_14
HEAD_SHOT30_9
KILLS_DESC_19_13
HEAD_SHOT30_8
KILLS_DESC_19_12
KILLS_DESC_19_11
KILLS_DESC_19_10
KILLS_DESC_19_8
KILLS_DESC_19_9
HEAD_SHOT30_7
EVEN MORE KILLS
HEAD_SHOT30_6
HEAD_SHOT30_5
HEAD_SHOT30_4
HEAD_SHOT30_2
HEAD_SHOT30_3
HEAD_SHOT30_1
HEAD_SHOT30_0
HEAD_29_31
HEAD_29_30
HEAD_29_29
HEAD_29_28
HEAD_29_27
HEAD_29_26
HEAD_29_25
HEAD_29_24
HEAD_29_22
HEAD_29_23
HEAD_29_21
HEAD_29_20
HEAD_29_19
HEAD_29_18
HEAD_29_16
HEAD_29_15
HEAD_29_12
HEAD_29_13
HEAD_29_11
HEAD_29_10
HEAD_29_9
HEAD_29_8
HEAD_29_7
HEAD_29_5
HEAD_29_6
HEAD_29_4
HEAD_29_3
HEAD_29_2
HEAD_29_0
HEAD_29_1
HEAD_28_31
HEAD_28_29
HEAD_28_30
HEAD_28_28
HEAD_28_27
HEAD_28_26
HEAD_28_25
HEAD_28_24
HEAD_28_23
HEAD_28_22
HEAD_28_21
KILLS_DESC_16_18
HEAD_28_20
KILLS_DESC_16_15
HEAD_28_19
HEAD_28_18
HEAD_28_17
HEAD_28_16
HEAD_28_15
HEAD_28_13
HEAD_28_14
KILLS_DESC_15_31
HEAD_28_12
KILLS_DESC_15_29
KILLS_DESC_15_30
HEAD_28_11
HEAD_28_10
KILLS_DESC_15_28
HEAD_28_9
HEAD_28_8
HEAD_28_7
KILLS_DESC_15_26
KILLS_DESC_15_27
HEAD_28_6
KILLS_DESC_15_24
KILLS_DESC_15_25
KILLS_DESC_15_23
KILLS_DESC_15_22
KILLS_DESC_15_21
HEAD_28_5
KILLS_DESC_15_19
KILLS_DESC_15_20
KILLS_DESC_15_18
KILLS_DESC_15_17
KILLS_DESC_15_16
HEAD_28_4
KILLS_DESC_15_15
KILLS_DESC_15_14
KILLS_DESC_15_13
KILLS_15_11
KILLS_15_12
KILLS_DESC_15_10
HEAD_28_3
KILLS_DESC_15_9
HEAD_28_2
KILLS_DESC_15_8
HEAD_28_1
HEAD_28_0
KILLS_DESC_15_7
KILLS_DESC_15_6
KILLS_DESC_15_5
HEAD_27_31
KILLS_DESC_15_3
KILLS_DESC_15_4
HEAD_27_30
KILLS_DESC_15_1
KILLS_DESC_15_2
KILLS_DESC_15_0
HEAD_27_29
KILLS_DESC_14_31
KILLS_DESC_14_30
KILLS_DESC_14_29
KILLS_DESC_14_28
HEAD_27_28
KILLS_DESC_14_26
KILLS_DESC_14_27
KILLS_DESC_14_25
HEAD_27_27
KILLS_DESC_14_22
KILLS_DESC_14_23
KILLS_DESC_14_24
KILLS_DESC_14_21
KILLS_DESC_14_20
KILLS_DESC_14_16
KILLS_DESC_14_17
KILLS_DESC_14_18
KILLS_DESC_14_19
KILLS_DESC_14_13
KILLS_DESC_14_14
KILLS_DESC_14_15
KILLS_DESC_14_11
KILLS_DESC_14_12
KILLS_DESC_14_9
KILLS_DESC_14_10
HEAD_27_26
KILLS_DESC_14_5
KILLS_DESC_14_6
KILLS_DESC_14_7
KILLS_DESC_14_8
KILLS_DESC_14_0
KILLS_DESC_14_1
KILLS_DESC_14_2
KILLS_DESC_14_3
KILLS_DESC_14_4
KILLS_DESC_13_31
HEAD_27_25
KILLS_DESC_13_30
KILLS_DESC_13_29
HEAD_27_24
HEAD_27_23
KILLS_DESC_13_28
HEAD_27_22
HEAD_27_21
HEAD_27_19
HEAD_27_20
HEAD_27_17
HEAD_27_18
HEAD_27_16
KILLS_DESC_13_25
KILLS_DESC_13_26
KILLS_DESC_13_27
HEAD_27_13
HEAD_27_14
HEAD_27_15
KILLS_DESC_13_21
KILLS_DESC_13_22
KILLS_DESC_13_23
KILLS_DESC_13_24
HEAD_27_11
HEAD_27_12
KILLS_DESC_13_20
HEAD_27_10
KILLS_DESC_13_18
KILLS_DESC_13_19
KILLS_DESC_13_15
KILLS_DESC_13_16
KILLS_DESC_13_17
HEAD_27_9
KILLS_DESC_13_13
KILLS_DESC_13_14
HEAD_27_7
HEAD_27_8
KILLS_DESC_13_11
KILLS_DESC_13_12
KILLS_DESC_13_10
KILLS_DESC_13_6
KILLS_DESC_13_7
KILLS_DESC_13_8
KILLS_DESC_13_9
KILLS_DESC_13_5
KILLS_13_4
KILLS_DESC_13_2
KILLS_DESC_13_3
KILLS_DESC_13_1
HEAD_27_6
KILLS_13_0
HEAD_27_5
KILLS_DESC_12_31
KILLS_DESC_12_30
HEAD_27_4
KILLS_DESC_12_29
KILLS_DESC_12_28
HEAD_27_3
KILLS_DESC_12_27
HEAD_27_2
KILLS_DESC_12_26
HEAD_27_1
KILLS_DESC_12_25
HEAD_27_0
KILLS_DESC_12_24
KILLS_DESC_12_22
KILLS_DESC_12_23
HEAD_26_30
KILLS_DESC_12_21
HEAD_26_29
KILLS_DESC_12_20
KILLS_DESC_12_17
KILLS_DESC_12_18
KILLS_DESC_12_19
KILLS_DESC_12_15
KILLS_DESC_12_16
KILLS_DESC_12_14
HEAD_26_28
KILLS_DESC_12_11
KILLS_DESC_12_12
KILLS_DESC_12_13
HEAD_26_26
HEAD_26_27
KILLS_DESC_12_8
KILLS_DESC_12_9
KILLS_DESC_12_10
KILLS_DESC_12_6
KILLS_DESC_12_7
HEAD_26_25
KILLS_DESC_12_4
KILLS_DESC_12_5
HEAD_26_24
KILLS_DESC_12_3
KILLS_DESC_12_2
KILLS_DESC_12_1
HEAD_26_22
KILLS_DESC_12_0
HEAD_26_21
HEAD_26_20
HEAD_26_19
KILLS_11_31
HEAD_26_18
KILLS_11_29
KILLS_11_30
KILLS_11_27
KILLS_11_28
HEAD_26_17
KILLS_11_26
HEAD_26_16
KILLS_11_21
KILLS_11_22
KILLS_11_23
KILLS_11_24
KILLS_11_25
KILLS_11_20
KILLS_11_17
KILLS_11_18
KILLS_11_19
KILLS_11_15
KILLS_11_16
HEAD_26_14
HEAD_26_15
KILLS_11_14
KILLS_11_13
HEAD_26_13
KILLS_11_11
KILLS_11_12
KILLS_11_10
KILLS_11_9
KILLS_11_8
KILLS_11_6
KILLS_11_7
HEAD_26_12
KILLS_11_5
KILLS_11_1
KILLS_11_2
KILLS_11_3
KILLS_11_4
KILLS_10_31
KILLS_11_0
HEAD_26_11
KILLS_10_25
KILLS_10_26
KILLS_10_27
KILLS_10_28
KILLS_10_29
KILLS_10_30
HEAD_26_9
HEAD_26_10
KILLS_10_24
HEAD_26_8
HEAD_26_7
HEAD_26_5
HEAD_26_6
HEAD_26_4
HEAD_26_3
HEAD_26_2
HEAD_26_1